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  • DIN 9927-2021Snap rings with rectangular profile for shafts2022-03-29
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  • ASTM D7038-2021aStandard Test Method for Evaluation of Moisture Corrosion Resistance of Automotive Gear Lubr...2022-03-29
  • BS EN ISO 28139-2021Equipment for crop protection. Knapsack combustion engine-driven airblast sprayers. Safe...2022-03-29
  • QC/T 271-2021微型货车防雨密封性试验方法2022-03-29
  • DIN 55350-2021Concepts for quality management2022-03-29
  • PD ISO/TS 23521-2021Road vehicles. Calibration procedure for displacement devices2022-03-29
  • ISO/IEC TR 23091-4-2021Information technology — Coding-independent code points — Part 4: Usage of video si...2022-03-29
  • GB/T 40090-2021储能电站运行维护规程Code for operation and maintenance of energy storage station2022-03-29
  • T/ZZB 2567-2021镁合金汽车仪表盘支架Magnesium-alloy for cross car beam2022-03-29
  • JJG 551-2021二氧化硫气体检测仪检定规程Verification Regulation of Sulfur Dioxide Gas Detector2022-03-29
  • ASTM E1324-2021Standard Guide for Measuring Some Electronic Characteristics of Ultrasonic Testing Instrument...2022-03-29
  • ISO 23632-2021工业用阀门 阀门设计验证测试Industrial valves — Design validation-testing of valves...2022-03-29
  • ASTM A572/A572M-2021e1Standard Specification for High-Strength Low-Alloy Columbium-Vanadium Structural Steel2022-03-29
  • IEC/TR 63025-2021Insulating liquids - Quantitative determination of methanol and ethanol in insulating liqui...2022-03-29
  • DIN EN ISO 16181-2-2021Footwear - Critical substances potentially present in footwear and footwear component...2022-03-29
  • ASTM B740-2021Standard Specification for Copper-Nickel-Tin Spinodal Alloy Strip2022-03-29
  • ABNT NBR ISO 9467-2021Forestry machinery - Portable chain-saws and brush-cutters - Exhaust system-caused fir...2022-03-29
  • GB/Z 40295-2021波浪能转换装置发电性能评估Power performance assessment of electricity producing wave energy c...2022-03-29
  • JIS C61281-1-2021Fiber optic communication subsystems -- Part 1: Generic specification2022-03-29
  • BS EN 12504-4-2021Testing concrete in structures. Determination of ultrasonic pulse velocity2022-03-29