Abstract : The coal wall grouting reinforcement technique is an effective measure to prevent and control rib spalling, and its key procedure is the selection of grouting quantity.
摘要煤壁注浆加固技术是防治煤壁片帮的有效措施，其关键环节在于注浆量的选择。
Abstract : The coal wall grouting reinforcement technique is an effective measure to prevent and control rib spalling, and its key procedure is the selection of grouting quantity.
摘要煤壁注浆加固技术是防治煤壁片帮的有效措施，其关键环节在于注浆量的选择。
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