To establish a method of GC detection of chloroacetone in the air of workplace.建立工作场所空气中氯丙酮气相色谱测定方法.Benzbromarone was synthesized from salicylaldehyde by condensation with chloroacetone, reduction, acylation, demethylati...
她相当顽固，宗教观念极强。She was a fairly rigid person who had strong religious views.他们强烈感受到他们的宗教信仰与政治体制不相称。They feel strongly that their religion is incompatible with the political system.多数宗教教导人们要真诚和律己。Most religions teach you to...
...the rich traditions of Afro-Cuban music, and dance...非裔古巴人丰富的音乐、舞蹈传统I was a shade anxious about being drawn into the Cuban business.我多少有点担心卷入古巴问题中去.Earlier, the Cuban government had accused the Spanish Foreign Ministe...