英语词汇hydrogen substitution怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	hydrogen substitution
释义	hydrogen substitution 简明释义氢气置换网络释义 1 ?氢气置换定义中文名称：氢气置换英文名称：hydrogen substitution 定义：为了保证不发生氢爆炸，在向发电机内从空气状态充入氢气或从氢气状态排氢转为空气状态状态载数以及额定的冷却条件下运时，必须避免氢气和空气接触，而应经过中间介短语 1 nucleophilic aromatic substitution for hydrogen 亲核取代氢双语例句 1 Vicarious nucleophilic substitution (VNS) of hydrogen is a new type of reaction which is different from the usual electrophilic and nucleophilic reactions of the nitro arenes. 氢的替代亲核取代反应(VNS)是与硝基芳环的亲电反应、亲核反应不同的一种新反应。
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