What is the primary purpose of a fire alarm system? A. To extinguish fires B. To detect the presence of smoke or heat C. To provide lighting in case of a power failure D. To control the flow of water in a sprinkler system 相关知识点: 试题来源: 解析 B 反馈 收藏 ...
The present invention relates to a multipurpose water/fire suppressant sprinkler system designed to be attached to an aerial vehicle such as a helicopter or firefighter plane. The multipurpose sprinkler system features a plurality of concentric tubes or, alternatively, a single spiral tube. The ...
Sprinkler Installation:Fire Monitor; Sprinkler Head Type:Fire Monitor; Alarm Valve Type:Fire Monitor; Automatically Opened and Closed Repeatedly:Fire Monitor; Open Fire Sprinkler System Type:Fire Monitor; Closed Fire Sprinkler System:Fire Monitor; ...
Fire extinguishing system Preaction Alarm Valve Manifold Deluge alarm valve Wet Alarm Valve Flow indicator Outdoor fire hydrant series Water Pump Adapter Series Indoor fire hydrant series Sprinkler hydrant Fire interface All copper fire water gun interface Sprinkler head Hydrant box Fire extinguisher...
PURPOSE: A multipurpose fire engine is provided to improve fire extinguishing efficiency by atomizing water in extinguishing fire. CONSTITUTION: A multipurpose fire engine comprises a vehicle body(100), a water tank(200), a high pressure pump(300), and a hose member. The vehicle body is equip...
aThe standpipe system supplies water to the fire hoses in the building. Water is then supplied to the sprinkler system through its own siamese connection. Care should be taken that connections to sprinkler and standpipe systems are properly identified since these connections look the same. The ...
CE Fire Fighting Pipe Fitting Fire Protection System Red Steel Fire Hose ReelLeyon FM UL Fire Fighting Pipes Fire Sprinkler System standard response brass Sidewall Fire Sprinkler HeadsFire hose reel box steel single cabinet with 25mmX 30M fire hoseDeluge System ZSFM 3 Inch Fire Alarm Deluge Valve...
construction of the racist separation wall, in defiance of the advisory opinion of the International [...] daccess-ods.un.org [...] 在没有任何合法理由的情况下将 10 000 名巴勒斯坦 人拘押在以色列监狱和拘留所中;无视国际法院的咨 询意见,持续修建种族主义隔离墙 ;违 反 安全 理事会 第 ...
*GB/T 37261-2018 Ball joint compensator for district heating system*JB/T 5932.5-2017 Crawler tractor-dozer. Seal track - Part 5: Track bolt*GB/T 15831-2023 Steel tube scaffold coupler*QC/T 1179-2022 Specification for wheel bolts of automobile*GB 4351-2023 Portable fire extinguishers*GB/T ...
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