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剪刀撑的设置宽度（）。

A、不应小于4跨，且不应小于6m

B、不应小于3跨，且不应小于4.5m

C、不应小于3跨，且不应小于5m

D、不应大于4跨，且不应大于6m

时间：2021-07-17 23:33 关键词：安全工程专升本安全检测与监控 2019级第三学期期末考试

答案解析

A

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