The flow of air through the fan is substantially parallel to the impeller axis.通过风机的气流基本上是与叶轮轴平行的.Impeller are open, and closed three - Banbi, as shown in Figure 2 - 2 .叶轮有开式 、 半闭式和闭式三种, 如图 2-2 所示.Impeller has single - a...
She enrolled on a local Women Into Management course...她注册学习当地的“女性参与管理”课程。She was enrolled in a register of electors.她被登入选举人名册.They have been studying hard from the moment they enrolled.从入学时起, 他们就一直努力学习。Mail temporay key...
The major purpose of his trip was to break the ice, and his itinerary so far has been packed full.他此行的主要目的是打破僵局，目前的行程已经排满。All right, again and then again. Our to left continue rightwards own itinerary.好吧, 再见就再见. 我们的向左向右继...