客室空调机组安装在每节车的车顶。由冷凝器风扇、离心式通风机、()、蒸发器盘、压缩机构

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客室空调机组安装在每节车的车顶。由冷凝器风扇、离心式通风机、()、蒸发器盘、压缩机构成。客室空调机组有2组压缩机和冷凝器。

考点:动车组机械师考试动车组机械师考试题库
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Bassanio fell in love小题1:         Portia, but he couldn’t ask her to marry him 小题2:         he was poor. He had to borrow some money小题3: ______    his friend Antonio, a merchant of Venice. Antonio had no money then. He went to Shylock, a cruel and小题4:______   (greed) money-lender. Shylock agreed to lend him the money on condition that he would cut a pound of his flesh小题5:______   he couldn’t repay him within three months.

Unfortunately Antonio’s ships were lost小题6:      sea. 小题7:______   (know) that Antonio probably had to die, Portia asked Bassanio to go to see his friend at once. She dressed herself 小题8:       as a lawyer and turned up at the court. She let Shylock cut just小题9:______  one pound of flesh off Antonio, no more, no less, no drop of blood, otherwise he小题10: ______   lose all his money. Her clever idea saved Antonio and made Shylock give half of his money to Venice.

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当10kV输出回路选用真空断路器时,()设浪涌吸收器。

A.宜

B.应

C.必须

D.可

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在世界地图或者其他分国设色的地图上,台湾省应(  )

A.留白

B.单独设色

C.设海洋色

D.与中国大陆同色,不能表示成不同颜色

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随钻打捞杯适合于打捞()。

A、根部折断的刮刀片

B、整个牙轮壳体

C、硬质合金齿、钻头轴承滚珠

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口腔材料有哪些种类?

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