拱桥的承重结构以()为主。A:受剪B:受压C:受弯D:受扭

作者: rantiku 人气: - 评论: 0
问题 拱桥的承重结构以()为主。
选项 A:受剪 B:受压 C:受弯 D:受扭
答案 B
解析 拱式体系的主要承重结构是拱肋(或拱箱),以承压为主,可采用抗压能力强的圬工材料(石、混凝土与钢筋混凝土)来修建。

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