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  • IEC TR 62316-2017 單模光纖的ODTR反向散射軌跡的闡明指南 Guidance for the interpretation of OTDR backscatterin...2023-11-17
  • NAVY TT-I-735A VALID NOTICE 4-2019 Isopropyl Alcohol2023-11-17
  • ISO 3087-2020 鐵礦石--交貨批水分含量的測定 Iron ores — Determination of the moisture content of a lot...2023-11-17
  • IWA 34-2021 婦女創(chuàng)業(yè)--主要定義和一般標(biāo)準(zhǔn) Women's entrepreneurship — Key definitions and general cr...2023-11-17
  • NY/T 3060.2-2016 大麥品種抗病性鑒定技術(shù)規(guī)程 第2部分:抗白粉病 Code of practice for evaluation of barley variet...2023-11-17
  • QB/T 1061-2016 槽紋儀 Corrugating machine2023-11-17
  • JIS A4401-2018 梳妝臺(tái) Vanities and medicine cabinets2023-11-17
  • JB/T 13663-2019 礦用坑道鉆探鉆桿 扭矩試驗(yàn)方法 Standard drill rod for drilling in mine tunnel-Torque test met...2023-11-17
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  • NF EN 13194-2015 人類生活用水處理用化學(xué)制品.乙酸 Chemicals used for treatment of water intended for human co...2023-11-17
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