... control valve surface 控制阀表面 control of surface subsidence 地表沉陷防治 control-surface actuator 操纵面传动装置 ...
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地表塌陷治理
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In China, with coal resource mining in deep-lying being developed, therefore, the main technology problems about prediction and control of surface subsidence are brought out.
随着我国煤炭资源的开采向深部延伸,带来了地表沉陷预测与控制等主要技术难题。
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