20220601安规

400、起重机停放或行驶时，其车轮、支腿或履带的前端或外侧与沟、坑边缘的距离不得小于沟、坑深度的（）倍；否则应采取防倾、防坍塌措施。

发布于 2021-04-05 11:18:56

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C 1.8
D 2

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