HG/T 3124-2020 代替HG/T 3124-2009 焊接金属波纹管釜用机械密封技术条件
HG/T 3124-2020.Specifications of welded metal-bellows mechanical seal for stirre...
行业标准2023.08.17
HG/T 3124-2020.Specifications of welded metal-bellows mechanical seal for stirre...
行业标准2023.08.17
HG/T 3134-2007.Specification of bed equipment for ion exchange water treatment.1...
行业标准2023.08.17
DL/T 5755-2017.Technical code of transmission line tower foundation engineering...
行业标准2023.08.17
HG/T 3159-1999.Horizontal sand mills.1范围HG/T 3159规定了筒体有效容积为2.5L ~ 250L的卧式砂磨分散机(以...
行业标准2023.08.17
DL/T 5776-2018.Technical regulation for laying power pipes by horizontal directi...
行业标准2023.08.17
HG/T 3162-87.Vocabulary of terms for Settling equipment.1001沉降器Settler利用重力使悬浮在液体...
行业标准2023.08.17
DL/T 5777-2018.Technical specification of silica fume for use in hydraulic concr...
行业标准2023.08.17
HG/T 5656-2019.Optical grade polyester film-Primer- coated polythylene terphthal...
行业标准2023.08.17
HG/T 2832-2020.Fluosilicic acid for industrial use.1范围HG/T 2832规定了工业氟硅酸的分类、要求、试验...
行业标准2023.08.17
HG/T 2892-2020.Chemical reagent一Isopropyl alcohol(neq ISO 6353-3:1987,Reagents f...
行业标准2023.08.17