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关于变形缝说法正确的是

A、伸缩缝从基础到屋面分开

B、沉降缝从基础到屋面分开

C、伸缩缝和沉降缝都从基础至屋顶分开

D、伸缩缝和沉降缝都从基础至屋顶不分开

时间：2021-09-01 15:55 关键词：联大华北水利水电土木工程房屋结构设计

答案解析

B

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