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  • GB/T 5275.10-2009氣體分析.動(dòng)態(tài)體積法制備校準用混合氣體.第10部分:滲透法Gas analysis—Preparation of calibrati...2022-06-10
  • GB/T 18712-2002選煤用絮凝劑性能試驗方法Methods for evaluating flocculants for use in coal preparation...2022-06-10
  • GB/T 16499-2017電工電子安全出版物的編寫(xiě)及基礎安全出版物和多專(zhuān)業(yè)共用安全出版物的應用導則Guide for the prepara...2022-06-10
  • YC/T 31-1996煙草及煙草制品試樣的制備和水分的測定-烘箱法Tobacco and tobacco products -- Preparation of test s...2022-06-10
  • GB/T 23535-2009脂肪酶制劑Lipase preparations2022-06-10
  • YBB 0038-2003口服液瓶用撕拉鋁蓋Koufuyepingyong Sila Lugai Tearing Caps For Oral Liquid Preparation2022-06-10
  • GB/T 34250-2017二氧化碳制甲醇安全技術(shù)規程Technical code for safety of methanol preparation from carbon dioxi...2022-06-10
  • GB/T 19833-2005選煤廠(chǎng) 煤伴生礦物泥化程度測定Coal preparation plant＿Assessment of the liability to breakdown ...2022-06-10
  • GB/T 18249-2000檢查鐵合金取樣和制樣偏差的試驗方法Ferroalloys-Experimental methods for checking the bias of s...2022-06-09
  • GB/T 13760-2009土工合成材料.取樣和試樣準備Geosynthetics—Sampling and preparation of test specimens...2022-06-08
  • ISO 7539-9-2021Corrosion of metals and alloys — Stress corrosion testing — Part 9: Preparation and use of ...2022-03-31
  • GB/T 1727-2021漆膜一般制備法General methods for preparation of coating films2022-03-22
  • GB/T 1845.2-2021塑料 聚乙烯（PE）模塑和擠出材料 第2部分：試樣制備和性能測定Plastics. Polyethylene (PE) moulding an...2022-03-22
  • GB/T 20370-2021酶制劑分類(lèi)導則Guideline for enzyme preparations classification2022-03-18
  • GB/T 13675-2021航空派生型燃氣輪機包裝與運輸Aero-derivative gas turbines preparation for packing and shipping...2022-03-14
  • GB/T 22271.2-2021塑料 聚甲醛（POM）模塑和擠出材料 第2部分：試樣制備和性能測定Plastics. Polyoxymethylene(POM) mould...2022-03-14
  • ASTM D2331-2008(2013)水沉積物制備與初步試驗規程Standard Practices for Preparation and Preliminary Testing of...2022-03-14
  • Prospective randomized comparison of oral sodium phosphate and polyethylene glycol lavage for colono2020-12-22
  • Selenium Nanoparticles Prepared from Reverse Microemulsion Process2020-11-11
  • Preparation of Biologically Active Materials by Biomimetic Process2020-11-10
  • 阿特拉斯煤炭采樣機的應用2020-11-06
  • Preparation and characterization of Pt-WO3/C catalysts for direct ethanol fuel cells2020-10-22
  • Preparation and emission characteristics of ethanol-diesel fuel blends2020-10-22
  • 我國合成氣一步法制低碳烯烴催化劑研究新進(jìn)展2020-10-22
  • 合成氣制低碳混合醇催化劑研究新進(jìn)展2020-10-02
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