... rare earth element cerium 稀土元素铈 rare earth element fertilizer 稀土 rare gas element惰性气体 ...
双语例句
1
The raregas isotope geochemical analyses also support that there is a genetic association between the light rare earth element mineralization and mantle processes.
稀有气体同位素地球化学研究也在一定程度上揭示了牦牛坪轻稀土矿化与地幔过程之间存在着成因关系。
2
It also supplies liquid oxygen, liquid nitrogen, acetylene, carbon dioxide, hydrogen, propane, freon, liquid ammonia, and rareelementgas.