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问题详情

下列哪种桁架的杆件内力大致均匀？

A、平行弦桁架

B、三角形桁架

C、梯形桁架

D、弧形桁架"

时间：2021-07-19 05:59 关键词：给排水工程技术高起专水质工程学 2019级毕业清考（考试分） 2020年第二学期补考

答案解析

D
D

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