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管路用双卡套式节流阀
Double butterfly valve for pipe
参考页数:3P.;A4
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管路用双卡套式隔膜阀
Specification for isolating valve
参考页数:3P.;A4
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工业过程控制系统用电磁阀
Solenoid valves for industrial-process measurement and control system
参考页数:19P.;A4
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阀门的标志和涂漆
Valves marking and paint
参考页数:7P.;A4
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生化专用截止阀
Stop valve for biochemical process
参考页数:12P.;A4
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内置式安全止流底阀技术条件
Technical specification of internal safety stagnation flow foot valve
参考页数:9P.;A4
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液化气体罐车用紧急切断阀
Emergency shutoff valves for liquefied gas tank trucks
参考页数:14P.;A4
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液化气体罐车用弹簧安全阀
Direct spring loaded safety valves for liquefied gas tank trucks
参考页数:17P.;A4
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