?aldehyde

aldehyde 發(fā)音

英：['?ld?ha?d]　　美：['?ld?,ha?d]

英：　　美：

aldehyde 中文意思翻譯

aldehyde 短語(yǔ)詞組

1、aldehyde benzoie acid ─── [機(jī)] 醛基苯酸

2、acrylic aldehyde ─── [化] 丙烯醛 ─── [醫(yī)] 丙烯醛

3、aldehyde anise ─── [醫(yī)] 茴香醛

4、acetic aldehyde ─── [醫(yī)] 乙醛, 醋醛

5、aldehyde acids ─── [化] 醛酸

6、aldehyde alcohol ─── [醫(yī)] 醛醇

7、aldehyde group ─── [化] 醛基

8、aceto-aldehyde ammonia ─── [化] 乙醛氨

9、adipic aldehyde ─── [化] 己二醛

10、aldehyde acetal ─── [化] 縮醛; 乙縮醛

11、aldehyde ammonia ─── [化] 1-氨基乙醛; 醛氨(加成物)

12、aldehyde hydrate ─── [化] 水合醛; 醛水合物

13、aldehyde collidine ─── [醫(yī)] 醛可力丁(一種由醛蒸溜所得的可力丁)

14、aldehyde condensations ─── [機(jī)] 醛縮合作用

15、aldehyde ketone ─── [機(jī)] 醛酮

16、aldehyde dimethylacetal ─── [化] 醋縮二甲醇

17、aldehyde dehydrogenase ─── [化] 醛氧化酶; 醛脫氫酶 ─── [醫(yī)] 醛脫氫酶

18、alcohol aldehyde ─── [化] 醇醛; 羥基醛

19、aldehyde condensation ─── [化] 醛醇縮合; 醛縮作用

aldehyde 詞性/詞形變化，aldehyde變形

名詞復(fù)數(shù)形式:aldehydes

aldehyde 相似詞語(yǔ)短語(yǔ)

1、aldehydes ─── n.醛；[有化]醛類；乙醛（aldehyde的復(fù)數(shù)）

2、oxyaldehyde ─── 氧醛

3、aldehydic ─── 醛式的

4、paraldehyde ─── n.[有化]三聚乙醛；仲醛（等于paracetaldehyde）

5、acetaldehyde ─── n.[有化]乙醛；醋醛

6、metaldehyde ─── n.[高分子]聚乙醛；[有化]四聚乙醛

7、furaldehyde ─── α-呋喃甲醛；[有化]糠醛

8、anisaldehyde ─── n.[有化]茴香醛；[有化]對(duì)甲氧基苯甲醛

9、acraldehyde ─── n.丙烯醛（等于acrolein）

aldehyde 常見(jiàn)例句（雙語(yǔ)使用場(chǎng)景）

1、The results from SEM, XRD, and UV absorbing spectra show that the reduction happens between the aldehyde and the ammonia-silver solution in the straight plating, but Ag rep... ─── 在直接鍍銀工藝中,發(fā)生地是醛基與銀氨液的還原反應(yīng),而在預(yù)先鍍鎳再鍍銀的工藝中,銀先與鎳進(jìn)行置換反應(yīng),然后再與醛基發(fā)生氧化還原反應(yīng)。

2、The condensation compound was synthesized by 2 butene 1,4 diol and iso butyric aldehyde,and was characterized by elemental analysis and IR. ─── 將異丁醛與1,4丁烯二醇縮合得到產(chǎn)物二氧七環(huán),對(duì)產(chǎn)物進(jìn)行了元素分析和IR分析。

3、Sjogren-Larsson syndrome (or Rud's syndrome) is a form of ichthyosis associated with a deficiency of the enzyme "fatty aldehyde dehydrogenase". ─── 什么是'干燥，拉爾森綜合征-罕見(jiàn)的遺傳疾病與皮膚增厚'?

4、Liquor production in order to reduce aldehyde content, should be less with GuKang, rice, or to the materials for steamed processing. ─── 白酒生產(chǎn)中為了降低醛類含量，應(yīng)少用谷糠、稻殼，或?qū)o料預(yù)先進(jìn)行清蒸處理。

5、An aldehyde is an organic compound containing a formyl group. ─── 是一種含有甲酰組的有機(jī)化合物。

6、A colorless, mobile, oily aldehyde, CCl3CHO, a penetrating lung irritant , used to manufacture DDT and chloral hydrate. ─── 丁賽路蘇（堿性丁二醇、二醇單丁醚）吞食有毒，對(duì)肺組織有刺激作用。

7、The DNA damage of spleen lymphocytes induced by three typical aldehyde pollutants was studied in vitro with microgel single cell electrophoresis assay (comet assay). ─── 應(yīng)用單細(xì)胞凝膠電泳技術(shù)(彗星實(shí)驗(yàn))檢測(cè)了3種典型醛類污染物對(duì)小鼠脾淋巴細(xì)胞DNA損傷情況。

8、The experimental result shows that in case of careful selection of proper conditions, the content of cinnamic aldehyde in cinnamon oil is more than 80%. ─── 所擬方法向桂油的收率，肉桂醛的含量，成品質(zhì)量均明顯高于傳統(tǒng)提取方法。

9、The catalytic performance of VAH catalysts for gas phase hydrogenating of aldehyde excel those of imported catalysts G-66B-1, it can compete to the catalyst OXO which is a new type of imported catalyst. ─── VAH型氣相醛加氫催化劑的性能優(yōu)于生產(chǎn)裝置使用的進(jìn)口催化劑G-66B-1，達(dá)到進(jìn)口新型OXO催化劑的水平；

10、The ending -ose signifies a sugar; ald- signifies an aldehyde group. ─── 末尾有一ose表示糖;ald-表示醛類。

11、The process includes hydroxylation, self packing of APTES and terephthalic aldehyde packing. ─── 其置備方法主要包括羥基化、APTES的自組裝和對(duì)苯二甲醛的組裝三步。

12、With large quantities of the vinyl aldehyde (+)- 18 in hand, the stage was now set for the tandem introduction of the remaining two stereocenters [C(3) and C(12)] employing the Koga r eaction. ─── 大量的乙烯醛(+)-18手舞臺(tái)正推出一套為串聯(lián)其余兩個(gè)立體[三(3)、三(12)]聘用四郎住宅丙烷.

13、When chroma of serum Potassium ion is elevatory, can promote adrenal coriaceous secrete aldehyde solid ketone, make potassium is excreted thereby increase, make potassium ion chroma returns to normal. ─── 當(dāng)血清鉀離子濃度升高時(shí)，可促進(jìn)腎上腺皮質(zhì)分泌醛固酮，從而使鉀排泄增加，使鉀離子濃度恢復(fù)正常。

14、It can be widely used to get rid of toluene,dimethylbenzene,and hydroxybenzene,and ester,and hydroxyketone,and aldehyde as well as bad smell and other gases containing small heavy metal. ─── 可廣泛用于處理含有甲苯、二甲苯、苯等苯類、酚類、酯類、醇類、醛類等達(dá)式有機(jī)氣體及惡臭氣體和含有微量重金屬的低濃度、大風(fēng)量的各類氣體。

15、The enzymes involved in alcohol metabolism include mainly alcohol dehydrogenase(ADH), aldehyde dehydrogenase(ALDH) and cytochrome P450 2E1(CYP2E1), which all appear to be polymorphic. ─── 體內(nèi)參與乙醇代謝的酶主要有乙醇脫氫酶(ADH)、乙醛脫氫酶(ALDH)和細(xì)胞色素P450-2E1(CYP2E1)，它們均存在基因多態(tài)現(xiàn)象。

16、A water - soluble oily liquid,OHC(CH2)3CHO,containing two aldehyde groups,used in tanning leather and as a fixative for biological tissues. ─── 戊二醛一種溶于水的油質(zhì)液體，OHC（CH2）3CHO，含有兩個(gè)醛基，用于制革和生物組織的固定劑

17、The determination results of Sensitized emulsion expressed that character of waterproof and wearproof is satisfied with modified PVA and butyl aldehyde. ─── 對(duì)感光膠性能測(cè)試的結(jié)果表明,用丁醛對(duì)聚乙烯醇改性,獲得的感光膠耐水耐磨性能良好。

18、Developing 2 - ethylcaproic acid from 2 - ethylhexenoic aldehyde will have good enco-nomic benefit and development prospect. ─── 指出開(kāi)發(fā)醛法工藝路線具有良好的發(fā)展前景和經(jīng)濟(jì)效益。

19、Besides, the development trend on carbonylation of olefin to low-carbon aldehyde was pointed out. ─── 并比較丙醛生產(chǎn)工藝與丁醛的相似之處，從而指出丙醛工藝的發(fā)展趨勢(shì)。

20、Karl-Fischer coulometry is one of the most commonly used methods for moisture content determination,but the present reagents are unsatisfactory for the aldehyde samples. ─── 改進(jìn)了現(xiàn)有的卡氏試劑,采用混合溶劑和咪唑,制成了適于醛類樣品的卡爾.費(fèi)休試劑。

21、Betaine aldehyde dehydrogenase (BADH) cDNA cloned from Atriplex hortensis L. was transferred into tetraploid clone of black locust (Robinia pseudoacacia L.) by agrobacterium (Agrobacterium tumefaciens Conn) mediated transformation. ─── 利用農(nóng)桿菌(Agrobacterium tumefaciens Conn)介導(dǎo)法,將山菠菜甜菜堿醛脫氫酶(BADH)基因轉(zhuǎn)入四倍體刺槐(Robinia pseudoacacia L.)

22、Crotonic acid can be made by crotonaldehyde oxidized,and crotonaldehyde widly exists asthe accessory substance in the chemical enterprises that produce and use aldehyde. ─── 丁烯酸可由丁烯醛氧化制得,而丁烯醛在生產(chǎn)和使用乙醛的化工企業(yè)作為副產(chǎn)物廣泛存在,是一種需治理的廢棄物,我國(guó)具有生產(chǎn)丁烯酸的原料條件。

23、This is of course hypothetical, but it is aldehyde fixative for fixed tissue principle. ─── 這當(dāng)然是假設(shè)，但這就是醛類固定液用于固定細(xì)胞組織的原理。

24、Peach aldehyde is a kind of lactone aroma chemicals widely used as fragrance and flavor. ─── 摘要桃醛是一種重要的內(nèi)酯香料，可廣泛應(yīng)用于日化香精和食用香精。

25、Aldehyde dehydrogenase (ALDH) is a kind of endoenzyme and cell-breaking is one of the key procedures in the extraction of ALDH from S. cerevisiae. ─── 摘要乙醛脫氮酶(ALDH)是一種胞內(nèi)酶，在從酵母中分離提取ALDH的過(guò)程中，破碎細(xì)胞是其中的關(guān)鍵步驟之一。

26、The corn starch was modified into oxidized starch containing both carboxyl and aldehyde groups by chemical method, which provided a new clean tanning agent for leather industry. ─── 利用兩步氧化法,首次將玉米淀粉改性為同時(shí)含羧基和醛基的氧化淀粉,為制革工業(yè)提供了一種新型的清潔化鞣劑。

27、Dimethyl phosphonate reacted with acrylonitrile under strong base (sodium alcoholate) or BPO catalysis, and then reacted with malonic aldehyde to give a N-P type fire retardant. ─── 摘要以亞磷酸二甲酯、丙烯酰胺在強(qiáng)堿性（醇鈉）或BPO作催化劑條件下反應(yīng)，再與丙二醛反應(yīng)得到氮-磷(N-P)型阻燃劑。

28、The corn starch is oxidized into oxidized starch when KMnO4 is catalyst, and produce cross-linking with ethylene aldehyde and then make into adhere agent. ─── 將玉米淀粉用高錳酸鉀氧化制得氧化淀粉，用乙二醛進(jìn)行交聯(lián)制得粘合劑。

29、In higher plants, betaine is synthesized in two-steps: the fist one is catalyzed by choline monooxygenase (CMO) and the second one is catalyzed by betaine aldehyde dehydrogenase(BADH). ─── 在高等植物中，甜菜堿由膽堿經(jīng)兩個(gè)酶催化得到，催化第一步反應(yīng)的酶是膽堿單加氧酶(CMO)，催化第二步反應(yīng)的酶是甜菜堿醛脫氫酶(BADH)。

30、Reaction is carried out under a fractionating column that allows aldehyde to pass but returns alcohol to the reaction vessel. ─── 反應(yīng)是在裝有分餾柱的反應(yīng)器中進(jìn)行的，分餾柱能讓醛通過(guò)但使醇回流到反應(yīng)器中。

31、Dinitrophenylhydrazine(DNPH) and aldehyde or ketone can react and form 2,4-dinitrophenylhydrazone that can be injected directly on the gas chromatography(GC). ─── 利用2,4二硝基苯肼(DNPH)與醛、酮類化合物反應(yīng)生成穩(wěn)定的衍生物2,4二硝基苯腙,對(duì)所生成的DNPH衍生物溶液直接進(jìn)行氣相色譜分析;

32、Choline monooxygenase (CMO) and betaine aldehyde dehydrogenase (BADH) are the two key enzymes for betaine synthesis. ─── 膽堿單加氧酶（CMO）和甜菜堿醛脫氫酶（BADH）是合成甜菜堿的兩個(gè)關(guān)鍵酶。

33、ASE can extract the substances such as acids. terpenes, aldehyde ketones and the big polar alcohols with low boiling point as well as the high boiling point. ─── ASE除了萃取低沸點(diǎn)的萜類外，還有高沸點(diǎn)酸類、萜類、醛酮類和大極性醇類。

34、This paper summarized the present situation of the environmental protection PF resin adhesive with low cost, low aldehyde and phenol, fast curing. ─── 摘要對(duì)木材工業(yè)中所使用的低成本、低醛、低酚、固化速率快的環(huán)保型酚醛樹(shù)脂膠粘劑的研究現(xiàn)狀做了綜述。

35、The properties, uses, and advance in producing process of acrolein were introduced, of which the emphasis was put on the review of advance in acrylic aldehyde producing process by propylene oxidation reaction in tubular solid bed reactor. ─── 介紹了丙烯醛的性質(zhì)、用途及生產(chǎn)技術(shù)進(jìn)展,重點(diǎn)回顧了通過(guò)管式固定床反應(yīng)器的丙烯氧化反應(yīng)工藝生產(chǎn)丙烯醛的技術(shù)進(jìn)展。

36、When concentration of CO2 is defined, contents of alcohol and aldehyde will increase with concentration of O2 decreasing. ─── O_2濃度一定，升高CO_2濃度會(huì)促進(jìn)二者的升高；

37、An industrial process of acetone distillation has been analyzed and a new process withhigher efficiency of removing aldehyde has been developed. ─── 分析了燕化公司化工二廠丙酮精制裝置的工藝操作狀況，提出提高該系統(tǒng)脫醛率的新工藝流程。

38、Methods A RP-HPLC method was carried out to determine the content of cinnamyl aldehyde in cortex cinnamomi. ─── 方法高效液相色譜法測(cè)定肉桂中桂皮醛的含量。

39、Chitosan react with vanillin aldehyde by Schiff's base reaction in water, A polymer product-VCG can be prepared. ─── 在水溶液中，殼聚糖與香草醛發(fā)生希夫堿反應(yīng)，生成改性殼聚糖VCG。

40、The carbonyl groups ofketone、aldehyde and ester were generated during photooxidation. 3. ─── 光氧化反應(yīng)使得試樣中有酮、醛、酯等多種類型的羰基生成。

41、Aldehyde reductase (ALR, E.C.I. 1.1.2) from Sporobolomyces salmonicolor can reduce ethyl 4-chloro-3-oxobutanoate (COBE) to (R)-CHBE. ─── coli M15(pQE30-alr0307) 。 用重組菌作為催化劑,解決了用常規(guī)酵母細(xì)胞轉(zhuǎn)化COBE,產(chǎn)物是部分外消旋的R,S-(+)-4-氯-3羥基丁酸乙酯,e.

42、The malonic aldehyde content did not show obvious relation with resistance. ─── 丙二醛的含量與油菜對(duì)菌核病的抗病性沒(méi)有明顯的關(guān)系。

43、It is classified as an aldose, a designation for sugars containing an aldehyde group. ─── 它被劃分為醛糖,含醛基的糖。

44、Micronomicin with weak fluorescence was oxidized to create active aldehyde groups with sodium metaperiodate,and further reacted with acetylacetone to produce a derivative with strong fluorescence. ─── 小諾霉素具有微弱熒光,被高碘酸鈉在沸水中氧化后水解形成醛基,可與乙酰丙酮及氨基在一定條件下生成一種具有強(qiáng)熒光的衍生物。

45、And cinnamic aldehyde and cinnamic acid were extracted from cinnamon by MAE using water and ethanol as solvents and were analyzed by HPLC method. ─── 利用聚焦式微波輔助萃取系統(tǒng),結(jié)合HPLC分析,對(duì)肉桂中的肉桂醛和肉桂酸進(jìn)行微波萃取分離和分析,并比較了水及乙醇等溶劑作為萃取溶劑的效果。

46、Butyrolactone series products are synthesized via aldol condensation, catalytic hydrogenation and oxidation reaction based on cyclopentanone and aliphatic aldehyde. ─── 以環(huán)戊酮和脂肪醛系列為原料,經(jīng)過(guò)羥醛縮合、催化加氫、氧化反應(yīng),三步制得丁位內(nèi)酯系列產(chǎn)品。

47、For the first two fast steps of p - xylene and toluic aldehyde oxidation, the rates decreased with increase of water content. ─── 反應(yīng)后期的慢反應(yīng)步驟則隨含水量的增加先加快后減緩,出現(xiàn)一個(gè)最大值,此時(shí)總氧化時(shí)間最短。

48、Aldehyde containing functional groups can react with allyl iodine and tin directly, water is of no advantage to the reaction. ─── 含活性基團(tuán)的醛可與烯丙基碘和錫粉直接進(jìn)行親核加成反應(yīng)，得到高烯丙基型的醇。水的存在不利于此反應(yīng)的進(jìn)行。

49、Fumo plastic, white latex, pressure, urine aldehyde plastic, ethanol diluted materials, construction plastic, strong plastic, Shuangzufen plastic, furan resins such as plastic manufacturing. ─── 復(fù)膜膠、白乳膠、壓敏膠、尿醛膠、乙醇稀料、建筑膠、大力膠、雙組份膠、呋喃樹(shù)脂膠等類制造。

50、Also used in adhesive to strengthenthe adhesion.The suitable resin include epoxy, phenol aldehyde, melamine, polysulfide, polyamino ester, polystyrene, etc. ─── 提高無(wú)機(jī)填料、底材和樹(shù)脂的粘合力，從而提高復(fù)合材料的機(jī)械強(qiáng)度、電氣性能，并且在濕態(tài)下有較高的保持率。

51、Methods The extraction process was studied by orthogonal design with the content of Salvianolic Acid B,Danshensu and Protocatchuci aldehyde determined by RP-HPLC as index. ─── 方法采用正交試驗(yàn)法,以丹酚酸B、丹參素、原兒茶醛的含量為指標(biāo)優(yōu)選最佳提取工藝。

52、Warm liquor or yellow wine may be aroma for drinking and some bad substances like aldehyde with low boiling point could be volatilized so as to reduce injurious ingredients. ─── 不管是白酒、黃酒，加溫后飲用：一是芳香適口;二是可揮發(fā)掉一些沸點(diǎn)低的醛類有害物質(zhì)，減少有害成分。

53、Aldehyde dehydrogenase is a kind of endoenzyme,and cell disruption is the major step in its extraction from Saccharomyces ceravisia. ─── 乙醛脫氫酶(ALDH)是一種胞內(nèi)酶,在從酵母中分離提取ALDH的過(guò)程中,破碎細(xì)胞是其中的關(guān)鍵步驟之一。

54、Aldehyde flower is sweet reach perfume of fragrant air of pure and fresh flower to be able to let heartfelt emotion of your confide heart, salute vernal advent with brand-new mood. ─── 乙醛花香及清新花香調(diào)香水能讓你吐露內(nèi)心衷曲，以嶄新的心情迎接春天的到來(lái)。

55、The reaction conditions are optimized for very high conversion of octene, which means the researchers obtain nearly pure aldehyde and very little unreacted starting material. ─── 盡管二氧化碳變汽油的工作引起了全世界的轟動(dòng)，但應(yīng)看到“綠色自由”目前還處于概念階段，我們不應(yīng)忽略其他二氧化碳的固定和利用方面的工作。

56、The categorical names are often combined, with a six-carbon-atom aldehyde sugar being termed an aldohexose. ─── 命名常以化合的形式產(chǎn)生，一個(gè)六個(gè)碳原子的醛糖被稱為已醛糖。

57、The stench of indoor air material mainly ammonia, methyl Liu Chun, hydrogen sulphide, methyl Erliu three methyl amine, aldehyde, styrene. ─── 室內(nèi)空氣中的惡臭物質(zhì)主要有氨、甲基硫醇、硫化氫、甲基二硫三甲基胺、乙醛、苯乙烯等。

58、In this test, an aldehyde is treated with Tollens' reagent. ─── 在這項(xiàng)試驗(yàn)中，用托倫斯試劑處理醛。

59、The molar absorbance at 350 nm increases if the aldehyde contains a double bond. ─── 如果醛含一個(gè)雙鍵,則摩爾光吸收在350nm處增加。

60、Iong open time, high bonding strength。 Dissociative form aldehyde content can meet national standard. ─── 開(kāi)放時(shí)間長(zhǎng)，強(qiáng)度好。游離甲醛含量通過(guò)國(guó)家標(biāo)準(zhǔn)。

61、The aldehyde reductase(ALR) and glucose dehydrogenase(GDH) was purified from recombinant M15 (pQE30-ALR) and M15 (pQE30-gdh223) cells, respectively, and the kinetics of enzyme catalyzed reaction was studied. ─── coli M15(pQE30-gdh223)和M15(pQE30-gdh151)。

62、Catalyzed chemiluminescence sensors based on nanomaterials including ethanol sensors, amine sensors, hydrogen sulfide and aldehyde sensors, saccharide sensors, were reviewed with 11 references in this paper. ─── 摘要文章綜述了納米催化化學(xué)發(fā)光傳感器的研究，主要包括乙醇傳感器、胺傳感器、硫化氫和醛類傳感器以及糖類傳感器，引用文獻(xiàn)11篇。

63、The company is specialized in colored steel non-combustible sandwich board, phenolic aldehyde colored steel sandwich board and series products of colored steel structure. ─── 昌佳公司專營(yíng)彩鋼不燃型夾芯板，酚醛彩鋼夾芯板、鋼結(jié)構(gòu)系列產(chǎn)品。

64、It has been completed successfully to synthesize benzaldehyde via ozonization and reduction reaction, which makes use of large quantity cinnamic aldehyde contained in natural cinnamon oils. ─── 利用天然肉桂油中富含的肉桂醛，經(jīng)過(guò)臭氧化反應(yīng)和還原反應(yīng)制得了苯甲醛。

65、In summary, we PEGylated the N-terminus of rhG-CSF in a site-specific manner with mPEG-PAL through a reactive terminal aldehyde group. ─── 創(chuàng)新訓(xùn)練計(jì)劃，增強(qiáng)了我們的團(tuán)隊(duì)合作意識(shí)。無(wú)論是在實(shí)驗(yàn)過(guò)程中，還是在項(xiàng)目申請(qǐng)和文獻(xiàn)查閱上，團(tuán)隊(duì)合作精神都得到了很好的鍛煉；

66、The categorical names are often combined, with a six-carbon-atom aldehyde sugar being termed an aldohexose. ─── 它們的命名經(jīng)常被結(jié)合起來(lái),一個(gè)六個(gè)碳原子的醛糖被稱為已醛糖。

67、Methods Twenty eight EBC patients were studied with immunohistochemistry for CK,CEA and EMA and special stains alcian blue (pH1.0 &pH2.5) and aldehyde fuchsin alcian blue. ─── 方法28例肝外膽管癌進(jìn)行了AB（pH1.0和pH2.5）、AB/AF粘液組化染色和CK、CEA和EMA免疫組化檢測(cè)。

68、This exposes the aldehyde groups of deoxyribose.The tissue is then soaked in Schiff's reagent: the development of a magenta color indicates the location of DNA. ─── 從而暴露出脫氧核糖的醛基，然后將其放入Schiff’s試劑中，紫紅色部分顯示DNA的存在部位。

69、The latest study found that this is because these people lack a body could help more alcohol metabolism aldehyde dehydrogenase. ─── 最新的研究發(fā)現(xiàn)，這是因?yàn)檫@些人身體內(nèi)部更缺少一種可以幫助代謝酒精的乙醛脫氫酶。

70、And the contents of cinnamic aldehyde and menthol were determined synchronously by GC. ─── 并用氣相色譜法對(duì)制劑中肉桂醛和薄荷醇進(jìn)行定量測(cè)定。

71、In all cases, a clear solution of dilithium tert -butyl acetoacetate in THF was obtained, which led after treatment with aldehyde 4 in most cases to good to excellent yield of 3 . ─── 在任何情況下,明確解決鋰叔丁醋酸在獲得四氫呋喃、導(dǎo)致治療后,在大多數(shù)情況醛4優(yōu)良率3.

72、To control the quality of TPI, RP-HPLC was used to determine the content of propanoic acid and proto-catechuic aldehyde in it. ─── 摘要利用反相高效液相層析法測(cè)定丹參素和原兒茶醛的含量以控制通脈粉針劑質(zhì)量。

73、The natural aldehyde compounds are present as phenylpropanoid,terpenoid,saponin,alkaloid,coumarin,anthraquinone and so on. ─── 帶有醛基的天然化合物,具有苯丙素、萜類、皂苷類、生物堿、香豆素和蒽醌等多個(gè)存在的類型。

74、The quantity of acetic aldehyde has decreased by 75%,acetyl has decreased by 25%, the attenuation has rised by 16%. After measurating the flavor material of improved strain through the gas chromatograph. ─── 乙醛含量下降了75%; 改良菌株的雙乙酰含量比原始菌株的低25%左右,發(fā)酵度上升16%;

75、An aldehyde is prepared from the dehydrogenation of an alcohol and hence the name. ─── 醛是從醇脫氫而制備的，并因此而得名。

76、The aldehyde acetal(6) and acid(7) are prepared by the acetalation of 1,2 ethandiol and oxidation. ─── 后者經(jīng)與乙二醇縮醛化及氧化分別制得該醛的縮醛（6）及羧酸（7）。

77、Aldehyde, Patchouli, Ambergris, Rose Abs, Musk, Cedar, Lily of the vally, Vetyver. ─── 乙醛，廣藿香，龍涎香，玫瑰精粹，麝香，雪松，鈴蘭，巖蘭草。精液的香調(diào)--

78、At the same time, some other oxycompound groups, such as carbonyl group, aldehyde group and ketone group, appear or increase with temperature rising. ─── 與此同時(shí)，醛、酮、酯類羰基、芳香酮、醛類羰基等類含氧基團(tuán)或者從無(wú)到有，或者官能團(tuán)數(shù)量不斷增加。

79、A new method for determining second virial coefficients of ketone, aldehyde, aether and nitrogenous compounds was developed based on the corresponding-states principle. ─── 本文提出了一套新的用來(lái)確定酮、醛、醚和含氮化合物第二維里系數(shù)的新方法。

80、A conclusion was drawn from the test dates that it was desirable to applicate aldehyde amine type accelerator H to the curing system. ─── 從試驗(yàn)數(shù)據(jù)得出結(jié)論,在硫化體系中添加醛胺類促進(jìn)劑H是可取途徑。

81、And since the protein in spinning stock solution is embedded with aldehyde, the produced fiber has better strength and flexibility. ─── 另外由于這種紡絲原液中的蛋白質(zhì)與醛形成嵌段聚合，所以生產(chǎn)出的纖維具有較好的強(qiáng)度和柔軟性。

82、Benzyl aldehyde produced by reaction is further deoxygenated.This is probably a very important deoxygenation process in coal liquefaction. ─── (3) 二芐醚的熱解可用分子內(nèi)氫轉(zhuǎn)移模型得到較好解釋, 熱解產(chǎn)物苯甲醛進(jìn)一步脫氧生成甲苯, 這可能是煤液化中除氧的一條很重要的途徑。

83、The surface amino group was transferred to the aldehyde group after it reacted with ninhydrin.The surface aldehyde group was confirmed by the mirror reaction. ─── 4、表面的伯胺基在與茚三酮反應(yīng)后轉(zhuǎn)化為醛基，通過(guò)銀鏡反應(yīng)證明了醛基的存在。

84、Alcohol dehydrogenase (ADH) and aldehyde dehydrogenase (ALDH) play an important role in the in vivo alcohol metabolism together. ─── 人體中的乙醇脫氫酶(alcohol dehydrogenase,ADH)及乙醛脫氫酶(aldehyde dehydrogenase,ALDH)在乙醇代謝過(guò)程中發(fā)揮著重要的作用。

85、In the sidestream smoke of cigarette, there are many substances which are harmful to people's health, such as nicotine, aldehyde. ─── 卷煙燃燒時(shí)釋放出大量側(cè)流煙氣，其中有很多危害人們身體健康的物質(zhì)，如煙堿、醛類物質(zhì)等。

86、A colorless, flammable, poisonous liquid aldehyde, CH2CHCHO, having an acrid odor and vapors irritating to the eyes. ─── 丙烯醛一種無(wú)色、易燃、有毒的液體乙醛，CH2CHCHO，含有刺激眼睛的辛辣氣體

87、Starking fruit in SCA condition had 13 kind volatatite aromo substances,including ketone,aldehyde,alcohol and easter. ─── 小袋氣調(diào)貯藏時(shí)，測(cè)出了紅星蘋(píng)果13種4大類芳香物質(zhì)，其中醇類和酯類物質(zhì)有明顯高峰期，醛類貯藏期持續(xù)上升，酮類則無(wú)顯著差異。

88、Glutaraldehyde is an important saturated aliphatic binary aldehyde which is widely used in medical industry, leather production, oil field, and so on. ─── 戊二醛是重要的飽和脂肪族二元醛,廣泛應(yīng)用于醫(yī)用、制革、油田等行業(yè)。

89、When adding dianion 5 to aldehyde 4 and using the molar ratios of entry 1, the yield of aldol 3 dropped from 98% to 86%, and 7% of alcohol 7 was formed. ─── 當(dāng)加入醛酸根5比4,用摩爾進(jìn)入一日產(chǎn)量3醛從98%下降到86%,而77%的酒精組成.