发布时间:2025-02-03 00:17:55
钎探是将钢钎打入土层,根据一定进尺所需的击数探测土层情况或粗略估计土层的容许承载力的一种简易的探测方法。这种方法适用于建筑物或构筑物的基础、坑(槽)底基土质量钎探检查。
我买的商铺15米深度没有后门也没有销防通道口必须要开消防后门
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