题目内容

()与二进制数11001011B等值的压缩型BCD码是11001011B。

A. 对
B. 错

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十进制数378转换成十六进制数是1710H

A. 对
B. 错

与十进制小数0.5625等值的二进制小数是1.0011B

A. 对
B. 错

Watch the video again. Use words in the boxes to complete the conversation.carrotschickenliketeatomatoesMateo: What's in the (1)salad?Naomi: The chicken salad has (2)and mushrooms.Mateo: That sounds good. Can I have some (3)with it, too?Naomi: Sure. What would you (4)to drink?Mateo: I'll have iced (5)-- with no sugar.

下列说法中什么情况应采用沉井基础施工()

A. 山区河流,冲刷大,有较大卵石不便桩基础施工
B. 上部荷载较大,扩大基础开挖工作量大支撑困难,采用桩基础费用高
C. 河水较深,采用扩大基础施工围堰制作有困难
D. 上部荷载较大,陆地较坚硬岩层下,无法采用扩大基础施工

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