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GB/T 5275.10-2009气体分析.动态体积法制备校准用混合气体.第10部分:渗透法Gas analysis—Preparation of calibrati...2022-06-10

GB/T 18712-2002选煤用絮凝剂性能试验方法Methods for evaluating flocculants for use in coal preparation...2022-06-10

GB/T 16499-2017电工电子安全出版物的编写及基础安全出版物和多专业共用安全出版物的应用导则Guide for the prepara...2022-06-10

YC/T 31-1996烟草及烟草制品试样的制备和水分的测定-烘箱法Tobacco and tobacco products -- Preparation of test s...2022-06-10

GB/T 23535-2009脂肪酶制剂Lipase preparations2022-06-10

YBB 0038-2003口服液瓶用撕拉铝盖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术规程Technical code for safety of methanol preparation from carbon dioxi...2022-06-10

GB/T 19833-2005选煤厂煤伴生矿物泥化程度测定Coal preparation plant＿Assessment of the liability to breakdown ...2022-06-10

GB/T 18249-2000检查铁合金取样和制样偏差的试验方法Ferroalloys-Experimental methods for checking the bias of s...2022-06-09

GB/T 13760-2009土工合成材料.取样和试样准备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 1727-2021漆膜一般制备法General methods for preparation of coating films2022-03-22

GB/T 1845.2-2021塑料聚乙烯（PE）模塑和挤出材料第2部分：试样制备和性能测定Plastics. Polyethylene (PE) moulding an...2022-03-22

GB/T 20370-2021酶制剂分类导则Guideline for enzyme preparations classification2022-03-18

GB/T 13675-2021航空派生型燃气轮机包装与运输Aero-derivative gas turbines preparation for packing and shipping...2022-03-14

GB/T 22271.2-2021塑料聚甲醛（POM）模塑和挤出材料第2部分：试样制备和性能测定Plastics. Polyoxymethylene(POM) mould...2022-03-14

ASTM D2331-2008(2013)水沉积物制备与初步试验规程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

阿特拉斯煤炭采样机的应用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

我国合成气一步法制低碳烯烃催化剂研究新进展2020-10-22

合成气制低碳混合醇催化剂研究新进展2020-10-02

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