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洞壁锚栓支护
meaning in Chinese
wall bolting
Related Words
洞
顶栓
定位栓
栓系
栓住
栓部
栓疫
带栓
解热栓
死栓
洞壁附面层对杨翼绕流的影响
洞壁干扰
洞壁效应
洞壁影响
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