... pressure grouting，压力灌浆 ring grouting，环行灌浆 single-stage grouting，一次灌浆 ...
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grouting ring 注浆圈
grouting ring parameters 注浆圈参数
grouting seal ring 止浆梗
·2,447,543篇论文数据，部分数据来源于NoteExpress
This paper introduced a combined supporting technology, including first supporting, high-strength bolt-net-cable supporting, second supporting, long ring support and grouting behind support.
介绍了该矿采用的高强锚网索一次支护、长环形支架二次支护以及壁后注浆的联合支护技术。
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