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- Aluminum titanate gel is prepared by nonhydrolytic sol-gel route using titanium tetrachloride and anhydrous aluminum trichloride as precursors and anhydrous alcohol as an oxygen donor. 以无水三氯化铝和四氯化钛为前驱体,以无水醇为氧供体通过非水解溶胶-凝胶法制备钛酸铝凝胶。
- Water contains hydrogen and oxygen. 水含有氢和氧。
- Oxygen enters into many compound bodies. 氧是许多化合物的组成部分。
- Some electron donor was oxidized to yield oxygen gas. 某些电子供体被氧化产生氧气。
- 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。
- Fish take in oxygen through their gills. 鱼通过鳃摄取氧气。
- 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。
- oxygen donor 氧供体
- 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。
- Nitroform is such a strong proton donor. 三硝基甲烷是一个极强的质子给予体。
- The problem is finding a compatible donor. 问题是要找到一个相匹配的骨髓捐赠者。
- There was a shortage of oxygen at the top of the mountain. 山顶上缺氧。
- But William has no curiosity about his donor. 但是威廉对那个捐精者毫无兴趣。
- The donor prefers to remain anonymous. 捐赠者希望不披露姓名。
- 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
- The donor's identity is a close secret. 捐赠人的身分是一个严加保守的秘密。
- Oxygen masks are used in aircraft only in emergencies. 飞机上的氧气面具只用於紧急情况。
