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按照主梁梁身的构造来分，连续梁桥有实腹式主梁和（）。

A、空腹式桁架结构

B、等跨连续梁

C、不等跨连续梁

D、变高度连续梁

时间：2022-01-03 15:51 关键词：桥梁工程土木建筑工程大学试题工学

答案解析

A

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