?ra

ra發(fā)音

英：　　美：

ra中文意思翻譯

常用釋義：皇家學(xué)院

n.（Ra）人名；（日）羅（姓）；（緬）拉；（朝）羅

abbr.皇家學(xué)院（RoyalAcademy）；隨機(jī)存?。≧andomAccess）；研究協(xié)會(huì)（ResearchAssociation）；赤經(jīng)（RightAscension）

ra雙語使用場(chǎng)景

1、If the symbol were Coptic, the first symbol would be "ra" and then an unknown symbol followed by a double "S" sound.───所以如果這個(gè)符號(hào)是埃及古語，第一個(gè)符號(hào)應(yīng)該是“ra”，然后是一個(gè)未知的符號(hào)，后面跟著一個(gè)雙“S”音。

2、Norman Rosenthal, exhibitions secretary of the RA, insisted there was no reason to question the authenticity of the statues or of the dig.───皇家學(xué)院的展覽秘書NORMANROSENTHAL堅(jiān)稱沒有任何理由質(zhì)疑雕像或此次挖掘的真實(shí)性。

3、However, muscle wasting in RA is "usually accompanied by a concomitant increase in body fat , the so-called 'cachetic obesity. "───然而，在類風(fēng)濕關(guān)節(jié)炎中的肌肉萎縮是“通常伴隨著身體脂肪的增加，所謂的‘惡性肥胖’。”

4、The ship may have symbolized the solar journey of the deceased king with the gods, particularly the sun-god Ra.───該船可能象征著太陽的旅程死者國(guó)王的神，特別是太陽神拉。

5、So if the symbol were Coptic, the first symbol would be "ra".───所以如果這個(gè)符號(hào)是科普特語，第一個(gè)符號(hào)就是“ra”。

6、This RA can register users and manage certificate requests without having direct access to the certifier ID and password.───這個(gè) RA 可以注冊(cè)用戶并管理證書請(qǐng)求，而不需要直接訪問證明者 ID 和口令。

7、Results: The bacterial eliminating ra te and drug resistance of the active group were superior to that of the control group.───結(jié)果：研究組的細(xì)菌清除率和耐藥性均優(yōu)于對(duì)照組；

8、As if that weren't enough, Barry also incited his RA students to revolt and then allegedly accused Reynolds of financial impropriety.───似乎這還不夠，巴里還鼓動(dòng)他在皇家美術(shù)學(xué)院的學(xué)生造反，而且據(jù)說后來甚至指控雷諾茲在財(cái)政上存在違法問題。

9、The Aryan scientist debunked the claim. Some of the Atla-Ra were threatened and removed, others began to mysteriously disappear.───但雅利安科學(xué)家駁斥這一說法，一些ATLA-RA受威脅并被免職，其他則開始神秘地消失。

ra相似詞語短語

1、ra ncoat───ra無涂層

2、ra ny───雷尼（人名）（蘇格蘭人、愛爾蘭人姓氏）

3、ho ra───n.(Hora)人名；(尼、捷、羅)霍拉；(法、西、葡)奧拉；n.霍拉舞；傳統(tǒng)式圓舞

4、ra ns───abbr.雷諾-平均奈維爾-斯托克斯方程（Reynolds-averagedNavier-Stokesequations）

5、Ra en───拉恩

6、Yoo Ra───尤拉。

7、deformities ra───ra畸形

8、dactylitis ra───類風(fēng)濕關(guān)節(jié)炎

9、s ra───abbr.科學(xué)研究文摘（ScienceResearchAbstracts，期刊名）；科學(xué)研究協(xié)會(huì)（ScienceResearchAssociation）；研究管理學(xué)會(huì)（SocietyofResearchAdministration）

Ra是什么？

活性松香

RA：活性松香，松香為單體時(shí)，化學(xué)活性較弱，對(duì)促進(jìn)焊料的潤(rùn)濕往往不夠充分，因此需要添加少量的活性劑，用以提高它的活性。松香系列焊劑根據(jù)有無添加活性劑和化學(xué)活性的強(qiáng)弱，被分為非活性化松香、弱活性化松香！