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工业过程控制阀 第6-2部分:定位器与控制阀执行机构连接的安装细节定位器在角行程执行机构上的安装
Industrial-process control valves.Part 6-2: Mounting details for attachment of positioners to control valves.Positioner mounting on linear actuators
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工业过程控制系统用气动长行程执行机构
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压力式六氟化硫气体密度控制器
Pressure Type SF Gas Density Monitors
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压力控制器检定规程
Verification Regulation of Pressure Controllers
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工业过程控制系统用电磁阀
Solenoid valves for industrial-process measurement and control systems
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自力式压力调节阀
Self-opreted pressure regulator
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自力式温度调节阀
Self-actuated temperature regulating valves
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工业过程控制系统用普通型及智能型电动执行机构
Conventional and intelligent electrical actuators for industrial-process control systems
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