问题:可以在防爆区进行的行为是()A、使用防爆风扇B、穿带铁钉的皮鞋进入防爆区域C、用36V的白炽灯进行检修照明D、检修完毕后,未恢复其防爆性,就带电时运。...
Thursday, May 16, 2024
Friday, February 7, 2025
Wednesday, November 27, 2024
问题:燃气安全管理的“三防”是:()A、防火;B、防爆;C、防毒;D、防雷...
Wednesday, December 27, 2023
Friday, April 18, 2025
Sunday, March 2, 2025
问题:中燃输配场站的人文标准、运行标准、设备标准和环境标准是什么?...
Friday, April 18, 2025
Sunday, December 29, 2024
Friday, February 7, 2025
Friday, August 23, 2024
Friday, October 6, 2023
问题:高压管阀件接头出现轻微泄漏时,泄漏处的温度会()其他部位。A、等于B、略高于C、略低于D、略高于或低于...
Tuesday, September 24, 2024
问题:CNG加气站的管道、阀门、压缩机撬箱运行与维护的安全技术规程是什么?...
Sunday, January 26, 2025
Thursday, April 24, 2025
Sunday, December 29, 2024
Wednesday, November 27, 2024
问题:检修调压器时,要关闭(),确认阀门无泄漏后,方可拆卸。A、所有进出口阀门B、所有进口阀门C、前置阀门D、后置阀门...
Thursday, June 8, 2023
Tuesday, December 26, 2023
问题:国家规程对液化石油气瓶组站及供应站的安全管理的要求是什麽?...
Sunday, March 2, 2025