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
在架棚及锚
巷道中的
作用进
面分析,提出改进方案和存在问题,确保金属前探的作用。
架；打桩以防泥土崩落（等于forepale）Safety effective of metal forepole support was analyzed in beam and bolting with wire mesh,problem and improvement was given safety effective was ensured.
针对金属前探在架棚及锚巷道中的作用进面分析,提出改进方案和存在问题,确保金属前探的作用。
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