Saturday, July 26, 2025
问题:进入()区域时,必须佩戴空(氧)气呼吸器。A、高温B、浓烟C、有毒D、缺氧...
Saturday, November 5, 2022
问题:()是设置于防火分区之间或防火隔间与疏散走道、安全出口间且具有一...
Friday, September 16, 2022
问题:机动链锯是由小型发动机或电动机带动的带状切割器。...
Monday, May 20, 2024
问题:根据设置干粉灭火装置场所的要求,干粉灭火系统可分为()种。A、2B、3C、4D、5...
Sunday, July 20, 2025
Tuesday, June 24, 2025
Wednesday, January 24, 2024
问题:每一台正压送风机的控制线均引至消防控制室设置的控制台(柜)上。...
Monday, September 12, 2022
问题:部队研究灭火战术,重在突出重点,围绕主题,结合实际,优化推广应用上...
Thursday, March 7, 2024
Friday, September 16, 2022
Friday, September 16, 2022
Tuesday, June 24, 2025
问题:消防控制室应设置火灾警报装置与应急广播的控制装置,其控制程序规定...
Monday, September 12, 2022
问题:自动喷水灭火系统标准喷头,溅水盘与保护对象的最小垂直距离为()。...
Monday, September 12, 2022
Friday, September 16, 2022
Friday, September 16, 2022
问题:工业上常用的止逆阀有升降式、旋启式、弹簧式和()。...
Friday, September 16, 2022
Friday, September 16, 2022
问题:根据设置干粉灭火装置场所的要求,干粉灭火系统可分为()种。...
Friday, September 16, 2022
Monday, September 12, 2022