从根本上杜绝了掘进机操作时无警铃提示而突然动作造成的不安全隐患，填补了国内外掘进机无安全预警系统的空白。
Overcoming the hidden danger when the heading machine is working but suddenly moving. Replenising the empty place that the heading machine no safety warning system .
从根本上杜绝了掘进机操作时无警铃提示而突然动作造成的不安全隐患，填补了国内外掘进机无安全预警系统的空白。
Overcoming the hidden danger when the heading machine is working but suddenly moving. Replenising the empty place that the heading machine no safety warning system .
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