青云翻译

In recent years, the effective implementation of the coal policy, to promote coal mine safety situation for the better. The effect of policy research for coal-related policies to provide guidance and reference.

In recent years, the effective implementation of the policy in the coal mine, coal mine safety situation improves. Study on the effect of the policy, can provide guidance and reference to coal-related policy development.

In recent years, each item of coal mine policy effective implementation, urged the coal mine safety situation the change for the better.The policy function effect research, may provide the instruction and the reference for the coal mine correlation policy formulation.

In recent years, the coal policy is effectively implemented, the coal mine safety situation has improved. Role of policy effectiveness for coal mine related policy research, may provide guidance for the preparation and reference.

In recent years, the effective implementation of the policy in the coal mine, coal mine safety situation improves. Study on the effect of the policy, can provide guidance and reference to coal-related policy development.