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防饮用水回流污染装置.液压驱动机械分离器.B型G系列
Devices to prevent pollution by backflow of potable water - Mechanical disconnector, hydraulic actuated - Family G, type B
参考页数:32P.;A4
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供水用阀门.对目的要求的符合性及合适的验证试验.止回阀
Valves for water supply - Fitness for purpose requirements and appropriate verification tests - Check valves
参考页数:12P;A4
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防饮用水回流污染装置.直接驱动机械分离器.G族、A型
Devices to prevent pollution by backflow of potable water - Mechanical disconnector, direct actuated - Family G, type A
参考页数:32P.;A4
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防饮用水回流污染的装置.带大气出口和活动部件公称压力DN10~DN20的管阻流器.B型D系列
Devices to prevent pollution by backflow of potable water — Pipe interrupter with atmospheric vent and moving element DN 10 to DN 20 — Family D, type B
参考页数:20P.;A4
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与食品接触的材料和人造材料的迁移试验和分析数据的验证和释义.第1部分:一般考虑
Validation and interpretation of analytical methods, migration testing and analytical data for materials and articles in contact with food — Part 1: General considerations
参考页数:48P.;A4
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工业阀门.热塑性材料止回阀
Industrial valves - Check valves of thermoplastic materials
参考页数:24P.;A4
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防止饮用水回流污染的装置.带恒定环境通风孔DN 10~DN 20的管阻流器.C型D系列
Devices to prevent pollution by backflow of potable water - Pipe interrupter with permanent atmospheric vent DN 10 to DN 20 - Family D , type C
参考页数:20P.;A4
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防饮用水回流污染的装置.直通反真空阀DN 8至DN 80. A型D系列
Devices to prevent pollution by backflow of potable water - In-line anti-vacuum valves DN 8 to DN 80 - Family D, type A
参考页数:24P.;A4
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铜合金球形阀、球形截流和止回阀、止回和闸阀规范
Specification for copper alloy globe, globe stop and check, check and gate valves
参考页数:24P.;A4
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弹簧加载型钢和铜合金单盘压片止回阀规范
Specification for steel and copper alloy wafer check valves, single-disk, spring-loaded type
参考页数:16P;A4
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