观众热烈参与的演出a show with lots of audience participation严格的选拔标准是否会造成精英主义，进而危及奥林匹克重在参与的理念呢？Will severe selection standards create elitism and threaten the Olympic ethic of participation?这个方案要想真正成功，他们就需要增加参与的农场主的人数。They need to...
Incineration plants should be built to burn household waste...应该建立焚烧厂以焚毁日常生活垃圾。Sludge incineration is a frequently employed disposed method.污泥焚烧也是一种常用的处置方法.Calorific value is the important parameter for incineration proc...