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- Water contains hydrogen and oxygen. 水含有氢和氧。
- nitrile hydrogenation 脂肪腈加氢
- Water is composed of hydrogen and oxygen. 水由氢和氧组成。
- Water is composed of the elements hydrogen and oxygen. 水是由氢元素和氧元素组成的。
- Purification of Nitrile Hydratase from Nocardia sp. 腈水合酶的纯化过程研究。
- Fire proofed nitrile rubber boor. 鞋面采用防火丁腈橡胶。
- Water may be resolved into hydrogen and oxygen. 水可以分解为氢和氧。
- The hydrogen is the known the lightest element. 氢是已知的最轻的元素。
- Hydrogen and oxygen combine/Hydrogen combines with oxygen to form water. 氢与氧化合成水。
- A molecule of water consists of two atoms of hydrogen and one atom of oxygen. 水分子含有两个氢原子和一个氧原子。
- Water can be dissolved into hydrogen and oxygen. 水能分解成氢和氧。
- Both hydrogen and oxygen are elements. 氢和氧都是化学元素。
- Hydrogen is a one-valence element. 氢是一价的元素。
- Nitrile is a copolymer of butadiene and acrylonitrile. 腈是一种丁二烯与丙烯腈的共聚物。
- Water is a compound of hydrogen and oxygen. 水是氢和氧的化合物。
- These unions also have a resilent nitrile seal ring. 装有弹性丁晴橡胶密封环。
- This metal acts on water to set hydrogen free. 这种金属作用于水,就释放了氢气。
- Gloves Protection : Neoprene or nitrile rubber gloves recommended. 防护手套)(建议使用氯丁丁腈橡胶手套.
- Water can be broken down into hydrogen and oxygen. 水可以分解为氢和氧。
- Epoxy resin toughened by carboxyl nitrile rubber exhibits good... 羧基丁腈橡胶增韧的环氧树脂胶表现出良好的拉伸剪切性能。