题目内容

沿程水头损失计算有理论公式和经验公式。

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3、在【标注样式】对话框中，【文字】选项卡中的【分数高度比例】选项只有设置了( )选项后方才有效。

A.单位精度
B.公差
C.换算单位
D.使用全局比例

The question _____ discussed at the meeting now will interest many people in the city.

A. been
B. will be
C. having been
D. being

_____ robbed one night, the lady would never go out alone in the evening.

A. Being
B. Having
C. Having been
D. To be

The _____ leaves were removed by the garbage collector.

A. falling
B. fell
C. fallen
D. fall