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
的
全
行了全面分析,提出了改方案和存在问题,确保了金属前探支护的全。
一排削尖的木桩超前支架；打桩以防泥土崩落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的全行了全面分析,提出了改方案和存在问题,确保了金属前探支护的全。
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