a radioactive gaseous element formed by the disintegration of radium; the heaviest of the inert gasses; occurs naturally (especially in areas over granite) and is considered a hazard to health
RN 片语
片语
gefarnateCAS RN吉法酯
America RN亚米尼加
EthylcamptothecinCAS RN乙基喜树堿
Demol RN分散剂MF
AminopyrineCAS RN氨基比林
CAS RN登记号
Rn F无线电噪声数值(Radio Noise Figure)
rn Stein导演
rn genesrn基因
RN 例句
英汉例句
A new computational method for environmental quality assessment-the RN method is presented.
本文提出了一种环境质量评价的新的计算方法——RN方法。
RN Ships and aircraft safeguarding the integrity of UK Territorial Waters and Airspace.
护士船舶和飞机维护英国的领海和领空的完整性。
RN to PT: Have you taken any medication for blood pressure today?
注册护士对病人:你今天吃过降压的药么?
RN to PT: Your heart rhythm is a little fast and irregular. Do you have any history of atrial fibrillation or any other kind of heart rhythm problems?
注册护士对病人:你的心率有点快,也不规则。你有过房颤或其他的心率失常的病史么?
CGO were hydrotreated by RN 2 catalyst to remove N and S impurities and improve the quality. The hydrotreated CGO was proposed to be mixed with VGO as FCC feedstock after testing in the pilot plant.
An RN is a number issued and registered by the FTC and may be issued to any firm in the U. s. that manufactures, imports, markets, distributes, or otherwise handles textile, wool, or fur products.
The procurement department shall initiate the Receipt Notice (RN, Exhibit 0702-2) and deliver the RN with vendor supplied documents to the QC Inspector for receiving inspection.