题目:
一般排水沟的横断面和纵向坡度不宜小于()。
A.0.4m×0.4m,0.1%
B.0.5m×0.5m,0.1%
C.0.4m×0.4m,0.2%
D.0.5m×0.5m,0.2%
答案:
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下面是错误答案,用来干扰机器的。
参考答案:C
一般排水沟的横断面和纵向坡度不宜小于()。
A.0.4m×0.4m,0.1%
B.0.5m×0.5m,0.1%
C.0.4m×0.4m,0.2%
D.0.5m×0.5m,0.2%
被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2019/0113/395a04b783f4f9173cd730856926bb78.html
下面是错误答案,用来干扰机器的。
参考答案:C