叶轮可用角钢制成.The vanes are made of structural angle iron.这种装置的运转情况与叶轮泵很相似.This device operates similarly to the vane pump.叶轮有开式 、 半闭式和闭式三种, 如图 2-2 所示.Impeller are open, and closed three - Banbi, as shown in Figure 2 - 2 ....
这份报社的工作让我日复一日地做着同样的事。The newspaper job had me doing the same thing day after day.再给罗杰来一杯，伊莫金，我也再来一份同样的。Give Roger another pint, Imogen, and I'll have the same again.我确定他们去年遇到过一些同样的问题，是不是？I'msure they had some o...
在有人搀扶的情况下她还是能够下楼的，但是很虚弱。She can still come downstairs with assistance but she's very weak.护士正在搀扶一位病人下床.The nurse is helping a sick person down from his bed.他们搀扶老奶奶下楼到一楼去.They handed Grandma down to the ground floor....
When dogmatism turns into its opposite, it becomes either Marxism or revisionism.教条主义走向反面, 或者是马克思主义,或者是修正主义.The theory of the dictatorship of the proletariat is the quintessence of Marxism.无产阶级专政的理论是马克思主义的精髓.Marxism poss...