压力表管口 » Pressure gauge pipe mouth 他们把人们的善心，当做挣钱的工具 » They are good people, as a tool for making money 十年的时间弹指挥间 » The time ...
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oil-pressure gauge pipe 油压表管路
Pressure gauge pipe mouth 压力表管口
corrugated pipe pressure gauge 波纹管压力表
brach pipe pressure gauge 歧管压力表
corrugate pipe pressure gauge 弹簧管压力表
loopy spiral pipe pressure gauge 多圈螺旋管压力表
Connect the vacuum pump to the compound pressure gauge; open the compound pressure gauge and vacuum pump to vacuum the indoor unit and connecting pipe.
将真空泵连于复合压力表，打开复合压力表和真空泵对室内机和连接管抽真空。
Circulating water pump inlet pipe and outlet pipe should also install pressure gauge.
循环水泵的进水管和出水管上也应装压力表。
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。
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