要在Excel工作表区域Bl:Bl0中输入等比数列2、4、8、16、……,可以在B1单元输入数字2,在B2单元输入公式(),然后选中B2单元,用鼠标拖动填充柄至Bl0单元即可。
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A.fly offB.swoopC.settleD.turn back
A. fly off
B. swoop
C. settle
D. turn back
If a better material______, the cost of the product would have been decreased.
A. had been used
B. had been using
C. being used
D. using
采用座浆法施工时,座浆混凝土强度达到()以上时,方可安装设备。
A. 75%
B. 65%
C. 70%
D. 80%