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。
The test results of GRS mixed in layer show that an optimal reinforcement quantity exists in GRS in the given number of grassroots layers, under this condition the strength of GRS reach the maximum.
分层草根加筋土三轴试验结果表明，在相同加筋层数条件下，存在最佳草根含量，此时加筋土强度最大。
The test results of GRS mixed in layer show that an optimal reinforcement quantity exists in GRS in the given number of grassroots layers, under this condition the strength of GRS reach the maximum.
分层草根加筋土三轴试验结果表明，在相同加筋层数条件下，存在最佳草根含量，此时加筋土强度最大。
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