Monday, September 12, 2022
问题:在起重过程中,作业人员严禁哪些部位直接接触被吊物体?...
Monday, September 12, 2022
Friday, September 16, 2022
Friday, September 16, 2022
Monday, September 12, 2022
Sunday, September 11, 2022
问题:高温高压滤失量测定试验中,未冷却到室温就擅自打开泥浆杯盖,属于什么违章?...
Thursday, May 4, 2023
Saturday, September 17, 2022
Monday, September 12, 2022
Thursday, September 15, 2022
问题:绞车测量作业时,人员跨越电缆或钢丝时,会造成什么后果?...
Saturday, September 17, 2022
Friday, September 16, 2022
Monday, March 4, 2024
Friday, September 16, 2022
Friday, September 16, 2022
问题:吊装作业时,起吊物品重量可能超过吊车起吊范围,造成吊装物坠落,导...
Monday, September 12, 2022
Monday, September 12, 2022
问题:电缆拉力不合格,一旦发生遇卡时可能拉断电缆,导致人员伤害,怎样才...
Monday, September 12, 2022
问题:电缆输送射孔时,为了保证紧急情况下能及时剪断电缆,井控断线钳应放...
Friday, September 16, 2022
Friday, September 16, 2022