Safety effective of metal forepole support was analyzed in beam and bolting with wire mesh,problem and improvement was given safety effective was ensured.
针对金属前探支护在架棚及锚网支护巷道中的全作用进行
全面分析,提出
改进方案和存在问题,
金属前探支护的
全作用。
Safety effective of metal forepole support was analyzed in beam and bolting with wire mesh,problem and improvement was given safety effective was ensured.
针对金属前探支护在架棚及锚网支护巷道中的全作用进行
全面分析,提出
改进方案和存在问题,
金属前探支护的
全作用。
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