自然发火严重的煤层,在采用多分层同时开采时,应一并采取相应的均压措施。...
Thursday, September 22, 2022
Friday, September 16, 2022
《煤矿安全规程》规定,采掘工作面的进风流中,二氧化碳浓度不超过()。矿井总回风巷或一翼回风巷中二氧化碳浓度超过()时,必...
Thursday, September 22, 2022
救护队在进入高温巷道时,要随时进行温度测定。测定结果和时间应做好记录,有可能时写在巷道帮上。如果巷道内温度超过(),小队...
Thursday, September 22, 2022
Thursday, September 22, 2022
Friday, September 16, 2022
单选题新到货的AYG-60型压缩氧自救器应装入经检验合格、重量不少于()g的颗粒状呼吸器专用Ca(OH)2药剂。A 550B 600C 650D 700...
Tuesday, March 7, 2023
多选题技术装备管理标准要求有()A个人、小队、中队和大队装备、车辆应保持战备状态B数量符合规定,帐、卡、物相符C专人管理、定期检查D各种材料、医药用品必须符合国家标准...
Saturday, December 17, 2022
呼吸舱是BIOPAK240型正压氧气呼吸器心脏,它由()等组成。...
Wednesday, September 21, 2022
Thursday, September 22, 2022
队列操练由()在场外(指定位置)整理队伍,跑步进入场地内开始至各项操练完毕。...
Wednesday, September 21, 2022
Thursday, September 22, 2022
Thursday, September 22, 2022
Thursday, September 22, 2022
呼吸器在灾区使用中发生呼气困难的原因及相应的处理方法是什么?...
Wednesday, September 21, 2022
Wednesday, September 21, 2022
Saturday, September 17, 2022
Thursday, September 22, 2022
Sunday, September 18, 2022
Sunday, September 18, 2022