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全作用进行了全面析,提出了改进方案和存在问题,确保了金属前探支护全作用。
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全作用进行了全面析,提出了改进方案和存在问题,确保了金属前探支护全作用。
声明:以上例句、词性由互联网资源自动生成,部未经过人工审核,其表达内容亦不代表本软件观点;若发现问题,欢迎向我们指正。