Diaryl nitroxides are even more stable than the dialkyl nitroxides.二芳基氮氧化物自由基比二烷基氮氧化物自由基还要稳定.AIM To offer reference for further research of 2, 4 - diaryl - 1 , 3 - dithiolane compounds.目的为进一步设计和研究2, 4- 二芳基 -1, 3-二硫戊环类化合物...
He achieved better concordance between observation and calculation than had the most elaborate previous scheme.他在观察值与计算值之间获得的一致性,比早先最精心安排所获得的还要好.This question is subsidiary to the previous one.这个问题是辅助上一个问题的。His industry ...
He charmed his way out of trouble.他运用自己的魅力摆脱了麻烦。The singer charmed her listeners with her sweet voice.这名歌手用她那甜美的歌声使听众陶醉.She charmed the visitor with the arsenal of her blandishments.她用无数的甜言蜜语迷住了访客....