基本解釋[化學(xué)] 稀有氣體英漢例句雙語(yǔ)例句Helium is the lightest rare gas .氦是最輕的稀有氣體。Neon, a rare gas in the air, takes only fractional percentage point of the volume.氖是空氣中的稀有氣體，只占空氣體積的千分之幾。Atomic number 18, atomic weight 39. 948, is a rare gas. 1894 by the British chemist Rayleigh and Ramsay found.原子序數(shù)18，原子量39。948，是一種稀有氣體。1894年由英國(guó)化學(xué)家瑞利和拉姆賽發(fā)現(xiàn)。kkdict.com權(quán)威例句Getting Mars back online early was a triumph for Shell--and a rare piece of good news for the world's third-largest oil and gas company.FORBES: Shell Shockedrare gas更多例句詞組短語(yǔ)短語(yǔ)rare -gas solid 固態(tài)稀有氣體rare gas halide laser 稀有氣體鹵化物激光器rare gas extractive instrument 稀有氣體提取設(shè)備rare gas compound 稀有氣體化合物rare gas extraction equipment [化工]稀有氣體提取設(shè)備rare gas更多詞組英英字典柯林斯英英字典 &rarranother name for inert gas rare gas劍橋字典rare gas柯林斯字典專業(yè)釋義化學(xué)稀有氣體地球科學(xué)稀有氣體惰性氣體計(jì)算機(jī)科學(xué)技術(shù)稀有氣體