The manufacture of thiamine from the simple substances present in the minimal medium does not take place in a single chemical reaction.
从最低培养基中的简单物质制造硫胺素，不是通过单一的化学反应。
TP-801 single -piece mentioned in the cyticle has such features as wide control, sensitive reaction and digital show it can be widely used in physical and chemical experiments.
本文介绍的TP-801单板机温度控制系统具有控制范围广，反应灵敏，用数字显示等特点，在物理和化学实验中应用很广泛．。
In DMF tetraethyl ammonium bromide(TEAB) media, the reduction of irisquinone was two successive single electron processes without the chemical reaction of the free radical semiquinone.
在DMF-四乙基溴化铵（ TEAB）质子惰性介质中，马蔺子素连续两步单电子还原生成相应氢醌阴离子，无中间体半醌自由基的化学反应发生。
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