“preaction sprinkler system”的概念、定义、翻译、参考文献-科学参考

单词	preaction sprinkler system
释义	preaction sprinkler system Encyclopedia 工学消防排水系统释 preaction sprinkler system预作用系统准工作状态时配水管道内不充水，发生火灾时由火灾自动报警系统、充气管道上的压力开关联锁控制预作用装置和启动消防水泵向配水管道供水的闭式自动喷水灭火系统。
随便看	projectile like fragment projectile-like fragment projectile motion projectile nucleus projectile penetration projectile penetration experiment projectile target combination projectile-target combination Project Information Management project information portal projecting projecting and illuminating system projecting cone projecting cylinder projecting figure projecting line projecting model projecting plane projecting technique project institutional environment project integrated management project integration management project interface project internal rate of return assessment method project internet environment

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