题目内容

后账无粘结预应力施工端部处理,先切除多余的预应力筋,使锚固后的外露长度不小于()mm。

A. 20
B. 30
C. 40
D. 50

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更多问题

后张法常用的液压千斤顶有()、()、()和前置内卡式。

—Could you give me your and telephone number, please?—It's Richard Brown. The telephone number is 576-1532.

A. address
B. name
C. number

—Good afternoon, Bluesky Hotel Reservation. May I help you?—Yes, may Iasingle room for one night?

A. book
B. own
C. buy

下面哪些属于酒店房型?

A. Single room
B. Double room
C. Suite
D. E-sports room

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