pressure gauge valve 压力表阀
pre ure gauge valve 压力表阀
valve gauge 阀规
VALVE FEELER GAUGE 阀塞尺 ; 阀厚薄规
valve clearance gauge 气阀间隙规
water gauge root valve 水位表分支阀
valve stem gauge 阀杆规
The utility model relates to a back-pressure gauge valve which is freeze proof and theft proof.
本实用新型涉及一种防冻、防盗回压表阀。
Metallurgical oxygen system pipe system, should use strict degreasing treatment, needle valve flange J29 Angle Pressure Gauge valve connection.
冶金系统中的氧气管路系统中，宜选用经过严格脱脂处理，法兰连接的针型阀。
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.
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。
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