flow meter valve 流量表阀
Pressure Meter Valve 压力表阀
detector check valve meter 探测器止回阀的水表
gas meter control valve 气体表控制阀
flow meter control valve 流量表控制阀
valve position meter 阀位指示器
meter-in valve 进口节流阀
meter-out valve 出口节流阀
automated-valve meter 自动化仪表阀门
Measure and record the differential pressure across the valve using a Watts Series PG meter. CAUTION: Safety glasses should be used.
采用美国瓦茨系列PG仪器测量和记录通过阀门的压差。警告：应该使用安全眼镜。
Read the pressure drop across the valve with a Watts Series PG meter.
利用美国瓦茨系列PG仪器读出通过阀门的压降。
Examine the pressure meter tube and valve, pressure meter cover glass, if it is dirty, clean it with diluted hydrochloric acid.
检查压力表管道及阀门是否畅通，灵活，压力表面玻璃如有污，可用稀盐酸拭净。
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