A smoke detector can ___. A. make noise when there is a fire B. put out the fire C. call the fire department D. open the door 相关知识点: 试题来源: 解析 A。烟雾探测器在有火灾时会发出声音。B 选项是灭火器的作用;C 选项烟雾探测器不能直接打电话给消防队;D 选项开门不是烟雾探测器...
smoke alarm C. smoke detector D. gas detector 相关知识点: 试题来源: 解析 C。“smoke detector”是烟雾探测器;A 选项“fire detector”是火灾探测器;B 选项“smoke alarm”是烟雾报警器;D 选项“gas detector”是燃气探测器。本题考查消防设备的英文表达,涉及到名词的区分。反馈 收藏 ...
A smoke detector is used to detect. A. smoke B. fire C. water D. people 相关知识点: 试题来源: 解析 A。“smoke detector”是烟雾探测器,用来探测烟雾。选项 B“fire”是火;选项 C“water”是水;选项 D“people”是人。本题考查消防设备的功能。
Fire and smoke detector to alert the principle of fireAMADEO S
A. Smoke detector B. Fire blanket C. Fire hydrant D. Fire truck 相关知识点: 试题来源: 解析 A。Smoke detector(烟雾探测器)是用来检测火灾的。Fire blanket(灭火毯)用于扑灭小火或覆盖火源。Fire hydrant(消防栓)是提供水源的设施。Fire truck(消防车)是用于灭火和救援的车辆。反馈...
Asmoke detector(sometimes called a "smoke alarm") is a safety device that detects airbornesmokeand issues an audible alarm, thereby alerting nearby people to the danger offire. Most smoke detectors work either by optical detection or by ionization, but some of them use both detection methods to...
A smoke detector is used to ___. A. detect smoke only B. detect fire only C. detect both smoke and fire D. detect nothing 相关知识点: 试题来源: 解析 C。烟雾探测器用于检测烟雾和火灾。当有烟雾产生时,烟雾探测器会发出警报,提醒人们可能有火灾发生。反馈...
Fire Administration. That's because the sensors inside the alarm deteriorate, and lose their effectiveness over time. However, you'll most likely have to replace the smoke detector's battery more than once over its lifespan. How often should you test your smoke alarms? In general, you ...
As part of an effort to develop objective smoke detector selection criteria, smoldering smoke and flammable liquid fire tests were performed on photoelectric, multicriteria (ion/heat/photo), and laser-photoelectric smoke detectors. Results showed that, when evaluated at similar sensitivities, the laser...
网络感烟火灾探测器;烟气探测器;感烟式火灾探测器 网络释义 1. 感烟火灾探测器 消防专业... ... Smoke extractor exhaust fan 排烟风机Smoke fire detector感烟火灾探测器Smoke proof staircase 防烟楼梯间 ... englishhome.bokee.com|基于31个网页