表阀，又称根阀，是用于测试，泄放的一种阀门，广泛运用于电力，石油，化工行业。
仪表阀 Gauge Valves ; Gauguste Vingves ; Gauge ales ; instrument valve
压力表阀 pressure gauge valve
仪表阀试验旋塞 gauge valve
仪表阀组 DXHM ; Instrument valve block ; Instrument Manifolds
流量表阀 flow meter valve
流量仪表阀 flow gauge regulator
仪表针形截止阀 Meter Needle Type Globe Valves ; Globe Valves ; Meter Needle Type
带表阀 Strainer Valve
压力表针型阀 Chief property and specifieation ; Materials for main parts
仪表截止阀 instrument block valve
本实用新型涉及一种防冻、防盗回压表阀。
The utility model relates to a back-pressure gauge valve which is freeze proof and theft proof.
上水时，空气阀、压力表阀及水位计通汽通水阀开足，其他阀门和检查门无孔门应一律关闭。
Before feeding water, air vent valves, pressure gauge valve, water level gauge, burner supply valve and steam supply valve should be opened fully. Other valves and checking manhole close.
压力表、阀、压力调节器均为面板安装。
Pressure gauge, valve, pressure regulator for panel mounting.
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