The main task of large state-owned coal mines is still to improve system circumstances.

改善制度环境，仍然是国有大型煤矿的主要任务。

youdao

So, large state-owned coal mines can not satisfy the basic requirements to accomplish modern human resources administration.

国有大型煤矿不具备实行现代人力资源管理的基本条件。

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The safety supervising system have been used widely in state-owned coal mines, but its function have not operate well because of no uniform management mode.

安全监控系统在国有煤矿得到了普遍应用，但没有一个统一的管理模式，不能充分发挥监控系统的应有作用。

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She took on Britain's labor unions and whittled the size of the state through sweeping privatizations and the closure of unprofitable state-owned enterprises, from coal mines to steel plants.

WSJ: Former British Prime Minister Margaret Thatcher Dies

She took on Britain's then-powerful labor unions and whittled the size of the state through sweeping privatizations and the closure of unprofitable state-owned enterprises, from coal mines to steel plants.

WSJ: Former British Prime Minister Margaret Thatcher Dies