Jin Duicheng open pit is a large and complicated system, the main hazardous and harmful factors of the system must be distinguished before safety assessment.
金堆城露天矿山是一个庞大而复杂的系统，要进行安全评价必须首先对系统中存在的主要危险、危害因素进行辨识。
Jin Duicheng open pit is a large and complicated system, the main hazardous and harmful factors of the system must be distinguished before safety assessment.
金堆城露天矿山是一个庞大而复杂的系统，要进行安全评价必须首先对系统中存在的主要危险、危害因素进行辨识。
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