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安全作用进行
全面
,
改进方案和存在问题,确保金属前探支护的安全作用。
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安全作用进行全面,改进方案和存在问题,确保金属前探支护的安全作用。
声明：以上例句、词性
类均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的观点；若发现问题，欢迎向我们指正。
