negative catalyst 中文意思是什麼

negative catalyst 解釋
負觸媒;負催化劑
  • negative : adj 1 否定的 否認的;拒絕的 (opp affirmative); 反對的 反面的;消極的。2 (opp positive) 【電...
  • catalyst : n. 【化學】觸媒,催化劑,接觸劑〈又作 catalytic agent〉;〈比喻〉觸發因素,〈口語〉(善用熱情、言語等打動他人的)有感染力的人。
  1. Abstract : by comparing the dehydration methods of three catalytic by comparing the dehydration methods of three catalytic esterification reactions and the catalysts used under negative by comparing the dehydration methods of three catalytic esterification reactions and the catalysts used under negative pressure, the better method of synthesizing 2 - ethylhexyl chloroacetate is using stannous oxide as catalyst under negative chloroacetate is using stannous oxide as catalyst under negative pressure

    文摘:通過對三種催化酯化反應的脫水方法及負壓下使用不同催化劑的比較和通過對三種催化酯化反應的脫水方法及負壓下使用不同催化劑的比較和選擇,提出了以氧化亞錫為催化劑負壓脫水合成氯乙酸2 -乙基己酯的方法。
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