在使用过程中,提升钢丝绳强度下降的主要原因是磨损、锈蚀和疲劳断丝...
Monday, September 12, 2022
Thursday, September 15, 2022
Thursday, September 15, 2022
Thursday, September 15, 2022
Thursday, September 15, 2022
Monday, September 12, 2022
Thursday, September 15, 2022
Thursday, September 15, 2022
提升机司机是整个提升系统的操作者,必须按要求完成煤炭、人员、物料的提升任务。...
Wednesday, October 11, 2023
立井中用罐笼升降人员的加、减速度都不得超过0.75m/s2。...
Monday, September 12, 2022
Thursday, September 15, 2022
Thursday, December 7, 2023
《煤矿安全规程规定》平衡式钢丝绳的使用期限不得超过()年。...
Thursday, September 15, 2022
震动放炮诱导突出时,应采用毫秒雷管,延期总时间不超过()ms...
Thursday, September 15, 2022
()的立法目的是为了保障矿山生产安全,防止矿山事故,保护矿山职工的人身安全,促进采矿工业健康发展。...
Tuesday, January 23, 2024
Thursday, September 15, 2022
Thursday, September 15, 2022
定量斗箱装载设备具有结构简单,实现定量装载,有利于提升机操纵,(...
Thursday, September 15, 2022
油垫润滑是利用虹吸管原理和毛细管作用实现润滑,主要用于()轻载的...
Monday, September 12, 2022
摩擦轮式提升机用钢丝绳,也应像缠绕式提升机用的钢丝绳一样,按《煤...
Thursday, September 15, 2022