The dualist principle, however, reappears in an acute form in a later period, after Zoroaster.然而, 二元论的法则在琐罗亚斯德之后的随后时期以一种敏锐的方式出现.Liang Qichao used such dualist concepts as reactionary and herald, restoration and emancipat...
The acid ewolises nearly as well as the ester.此酸的烯醇化几乎象酯一样良好.Diphenyl carbonate shows a typical vinyl ester effect.碳酸二苯酯表现典型的乙烯的酯类的效应.Ester is one of the most important compounds in Organic Chemistry.酯是有机化学中最主要的化合物之一....