The solution is then treated to precipitate uranium oxide .

得出的溶液会用来沉淀出铀氧化物。

The nuclear fuel is uranium oxide .

核燃料是铀的氧化物。

It also generates much less smog-forming nitrogen oxide .

它燃烧产生的烟雾中的氮氧化物也会急剧减少。

It does this because heating cerium oxide drives oxygen atoms out of its crystal lattice .

其工作原理是，铈氧化物加热后可以把氧原子从其原有的晶体点阵上剥离出来。

The australian developers had tried a new recipe , mixing portland cement with magnesium oxide .

澳大利亚的开发商试验了一种新的水泥配方，就是将波特兰水泥和镁的氧化物混合在一起。