尤其是在对施工设备的使用方面，如果管理和操作不当，势必造成经济损失和人员伤亡的重大事故。

Especially for the use of construction equipment, if we manage them or operate in wrong way, it may cause economic loss and major casualties.

youdao

施工设备工具及现场人员管理。

Construction Equipment, Tools & Field Personnel Management.

youdao

施工设备工具及现场人员管理。

Construction Equipment, Tools & Field Personnel Management.

youdao