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工业阀.热塑性材料的止回阀
Industrial valves - Check valves of thermoplastics materials
参考页数:14P;A4
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工业阀. 化学加工和相关工业用衬里金属直角回转阀和止回阀
Industrial valves - Lined metal quarter turn and check valves for chemical process and related industries
参考页数:7P.;A4
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管路用双卡套式止回阀
Double one-way valve for pipe
参考页数:3P.;A4
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止回阀技术条件
Specification for one-way valve
参考页数:4P.;A4
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汽轮机用抽汽止回阀
Steam turbine extraction check valve
参考页数:15P.;A4
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爆炸阻隔瓣阀
Explosion isolation flap valves
参考页数:20P.;A4
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工业阀. 化学加工和相关工业用衬里金属直角回转阀和止回阀
Industrial valves. Lined metal quarter turn and check valves for chemical process and related industries
参考页数:16P.;A4
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工业阀门.钢制和铸铁单向阀门
Industrial valves. Steel and cast iron check valves
参考页数:20P.;A4
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防污染止回阀.包括E系列A、B、C和D型的DN 6~DN 250
Anti-pollution check valves - DN 6 to DN 250 inclusive Family E, type A, B, C and D
参考页数:34P.;A4
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