我们经常发现，人员事故以及相关的重要设备装置事故经常会发生在工厂启动或者关闭阶段。

Frequently, incidents occur during start-up and shut-down of plants and pieces of equipment.

youdao

我们经常发现，人员事故以及相关的重要设备装置事故经常会发生在工厂启动或者关闭阶段。

Frequently, incidents occur during start-up and shut-down of plants and pieces of equipment.

youdao