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- Water contains hydrogen and oxygen. 水含有氢和氧。
- Oxygen obtained from liquefied air is usually about 99.5% pure. 由液化空气所取得的氧其纯度通常约为99.;5%25。
- Oxygen enters into many compound bodies. 氧是许多化合物的组成部分。
- Mars is too dry and poor in oxygen. 火星上面过于干燥,并且缺乏氧气。
- Water is composed of hydrogen and oxygen. 水由氢和氧组成。
- liquefied oxygen tank vehicle 液氧槽车
- Fish take in oxygen through their gills. 鱼通过鳃摄取氧气。
- liquefied oxygen 液氧
- Liquefied oxygen pump 液氧泵
- The oxygen react vigorously with the impurity in the iron. 氧气与铁中的杂质发生剧烈的化学反应。
- The oxygen workshop caught fire and set off a chain of explosions. 氧气车间着了火,引起了一连串的爆炸。
- Ice is liquefied when it is too hot. 太热的时候冰就会化的。
- Plants can absorb carbon dioxide and release oxygen. 植物可以吸收二氧化碳释放氧气。
- Water is composed of the elements hydrogen and oxygen. 水是由氢元素和氧元素组成的。
- Liquefied petroleum gas retail, wholesale. 液化石油气零售、批发。
- There was a shortage of oxygen at the top of the mountain. 山顶上缺氧。
- LIQUEFIED GAS, TOXIC, FLAMMABLE, CORROSIVE, N.O.S. 液化气体,毒性,易燃,腐蚀性,未另作规定的
- An organism, such as a bacterium, requiring oxygen to live. 好氧菌需要氧气生存的有机体,例如细菌
- Oxygen masks are used in aircraft only in emergencies. 飞机上的氧气面具只用於紧急情况。
- Chlorine is usually liquefied before use or storage. 氯在使用和贮存以前通常要液化。