变压器水喷雾灭火系统
Water fire - fighting system for a transformer
单龙头洗头喷水器
single faucet shampoo spray
双笼头洗头喷水器
double faucet shampoo spray
专用洒水器喷嘴
individual sprinkler nozzle
自动喷水器与火警警报及探火系统
automatic sprinkler and fire alarm and fire detection system
布置在过热器交叉管中的喷水减温器
cross-connected spray desuperheater
附活塞式水泵的动力喷射器
power sprayer with piston type pump
高效水力喷射器
high effective and hydraulic ejector