pressure-operated switch waterflow alarm
压力动作开关水流报警器
hydraulically operated waterflow alarm
液力作动水流报警器
pressure actuated alarm switch
压力驱动的报警开关
pressure-operated switch waterflow initiating device
压力动作开关水流启动装置
set(off)an alarm
开动警报器，拨闹钟
the pressure activates the tripper and releases the water.
压力使机器开关生效并且把水排出去。
Design and Realization of Pressure Alarm for BY5 (A) Positive Pressure Respirator
BY5(A)正压氧气呼吸器用压力报警器的设计及实现
Applications of Pressure Monitor and Level Detector in Cardiopulmonary Bypass
液位、压力报警器在体外循环中的应用
The Dynamic Characteristic Testing Technology for the Pressure Temperature Controller Switch;
压力式温控器开关动态特性测试技术
pneumatic and hydraulic pressure regulator
气动及水压压力调节器
Application of Switch Transformer Starter in Descaling Pump
开关变压器式软起动器在除鳞水泵上的应用
vane-type water flow alarm initiating device
叶片式水流报警启动装置
U Type Pressure Sensor Channel Automatic Flow Measuring Instrument for Research and Development
压力传感器式U形渠道自动测流仪的开发研究
automatic thermo type fire alarm
测温式火警自动报警器
constant flow hydraulic power steering gear
常流式液压动力转向器
The Breaker can be attached with shunt tripping device, undervoltage tripping device, auxiliary contacts, alarm contacts and motor-operated drive.
断路器可以加装分励脱扣器、压脱扣器，辅助触头，报警触头和电动操作机构。
The Breaker can be attached with shunt tripping device, undervoltage tripping device, auxiliary contacts ,alarm contacts and motor-operated drive.
断路器可以加装分励脱扣器、欠压脱扣器，辅助触头，报警触头和电动操作机构。
Turn off the power to the water heater.
关闭水源，打开附近的热水水龙头，以降低热水器内胆压力。