问题
问答题 简答题
简述反动式汽轮机工作原理？
答案
参考答案：
由一组静叶栅和动叶栅组成的反动式级中，在静叶栅中有压力降和速度增加，在动叶栅中压力进一步下降并加速膨胀，这样汽流就给动叶栅以反作用力从而带动轴转动对外做功。
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简述反动式汽轮机工作原理？
参考答案：
由一组静叶栅和动叶栅组成的反动式级中，在静叶栅中有压力降和速度增加，在动叶栅中压力进一步下降并加速膨胀，这样汽流就给动叶栅以反作用力从而带动轴转动对外做功。
It is 8:00 in the evening. My 1 are in the room. My parents ate on the 2 . My uncle is on the sofa, too. He is in(穿着) a jacket. 3 jacket is black. His 4 is Nick. He is my father’s brother. Look! A red 5 is under the chair. Ah, it is not a hat. It is a clock. Bill is 6 the chair. He is my 7 . He is Uncle Nick’s son. Gina and I 8 on the bed. Gina is Uncle Nick’s 9 . She is my cousin, too. Jenny is at the table. She is my 10 . She is Gina and Bill’s mother.
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