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  • ASME B16.22-2018 Wrought Copper and Copper Alloy Solder-Joint Pressure Fittings2023-07-25
  • GB/T 12459-2017 鋼制對焊管件 類(lèi)型與參數 Steel buttwelding pipe fittings-Types and parameter2023-07-12
  • ASME B16.9-2018 Factory-Made Wrought Buttwelding Fittings2023-06-06
  • CJ/T 433-2013壓接式碳鋼連接管材及管件Press connection carbon steel tubes and fittings2023-04-24
  • GB/T 10752-2005船用鋼管對焊接頭Marine steel butt-welding fittings2022-06-16
  • HG/T 3705-2003金屬網(wǎng)聚四氟乙烯復合管與管件The pipes and fittings lined with metal meshed-PTFE2022-06-13
  • GB/T 1962.2-2001注射器、注射針及其他醫療器械6%(魯爾)圓錐接頭 第2部分;鎖定接頭Conical fittings with a 6%(Lue...2022-06-10
  • GB/T 28604-2012生活飲用水管道系統用橡膠密封件Rubber seals used in living-water and drinking-water supply pip...2022-06-09
  • HG/T 3651-1999鈦制對焊無(wú)縫管件Unalloyed titanium and titanium alloy butt-welding seamless pipe fittings...2022-06-09
  • GB/T 12459-2005鋼制對焊無(wú)縫管件Steel butt-welding seamless pipe fittings2022-06-09
  • DIN EN 1254-7-2021Copper and copper alloys - Plumbing fittings - Part 7: Press fittings for use with metalli...2022-03-31
  • Fitting function representation for strain fields and its application to the optimizing process2020-11-22
  • Study on Professional Process of Bra Design2020-11-10
  • Pyrolysis Characteristics and Kinetics of Municipal Solid Waste2020-07-08
  • Structure of the organic crystallite unit in coal as determined by X-ray diffraction2020-06-12
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