Different grades of crystal polystyrene molding pellets range from 150,000 to 350,000 weight average molecular weight.不同牌号的结晶聚苯乙烯模塑粒料平均分子量范围从150,000-350,000.What factors does he take into consideration in determining the...
他的反对者们认为他固执、教条、僵化。His opponents viewed him as stubborn, dogmatic, and inflexible.区政务委员会同意反对者的意见，拒绝了这一申请。The district council agreed with the objectors and turned down the application.能做些什么来减少那些难缠的反对者的影响呢？What may be done...