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- Water contains hydrogen and oxygen. 水含有氢和氧。
- Water is composed of hydrogen and oxygen. 水由氢和氧组成。
- reactive hydrogen 活性氢
- Water is composed of the elements hydrogen and oxygen. 水是由氢元素和氧元素组成的。
- reactive hydrogen atom 活泼氢原子
- More reactive are the heavier isotopes of hydrogen, deuterium and tritium. 更为活跃的是氢的较重同位素,氘和氚。
- Water may be resolved into hydrogen and oxygen. 水可以分解为氢和氧。
- Ammonia is a very reactive chemical. 氨是很活泼的化合物。
- The hydrogen is the known the lightest element. 氢是已知的最轻的元素。
- Most thinking is reactive rather than projective. 思考问题多数情况是被动反应而不是主动想办法。
- Hydrogen and oxygen combine/Hydrogen combines with oxygen to form water. 氢与氧化合成水。
- Abnormally sensitive or reactive to light. 对光敏感的对光线不正常地敏感的或感应的
- 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。
- These atoms are highly reactive. 这些原子有较高的反应活性。
- Presumably reactive surfaces become blocked. 反应表面可能被堵塞了。
- Hydrogen is a one-valence element. 氢是一价的元素。
- Preoperative Corticosteroids for Reactive Airway? 术前皮质类固醇预防反应性气道?
- Water is a compound of hydrogen and oxygen. 水是氢和氧的化合物。