The main reason is that cavitation erosion occurred in pervasion pipe of lubricator.经检查发现,主要原因是注油器扩散管汽蚀,以致注油器工作不正常,润滑油压偏低.The total diameter of cavitation, if present, is less than 4 cm.若出现空洞, 其直径总和小于4厘米.Areas of necrosi...
我们重新上路了，步调更加从容。We set off again at a more sedate pace.他们几乎一样高，而且走路时步调完全一致。They were almost the same height and they moved perfectly in step.步调参差.Marching orders are confused....
the dowager Duchess of Norfolk诺福克公爵遗孀Nobody was allowed to eat in the Empress Dowager's presence.在皇帝遗孀面前任何人不得进餐。Even the Dowager had not been as incompetent.西太后本人当时并非是无能为力的.Appearance of the United States , like bea...