In order to fulfil saving energy and reducing consumption, the starting and running technology of main fan machine is improved in Xin 'yuan coal company.

为了实现节能降耗，新元公司对韩庄主通风机启动和运行方式进行技术改进。

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In order to save energy and reduce consumption, Xin 'an Coal Mining changes production technology of high voltage main fan machine.

为了实现节能降耗，鑫安煤矿针对高压主通风机进行技术改造。

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