料腿则起着对产生的相当大的背压加压密封作用.Diplegs play an important role as pressure seals against the considerable back pressure generated.说明: 1, 汽轮机型式: B - 背压式汽轮机, C - 抽汽冷凝式汽轮机.Notes: 1. Type of steam turbine: B - Backpressure turbine, C ...
As soon as the volume steadies itself , the trill begins to descend chromatically, never resting.当音量稳定下来后,富有色彩的颤音时不时出现, 从未停止.Having a baby often steadies young parents down.有个孩子常常能使年轻的父母安稳下来.Danger steadies some people.有...
The vessels will have to land their catch at designated ports.船只必须在指定的港口把捕到的鱼卸下。He will catch at any opportunity to practise English.他设法抓住一切机会来练英语.Step on it , please. I have a plane to catch at two.请开快点, 我要赶两点的飞机....