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  • GB/T 41449-2022 時序衛(wèi)星影像數(shù)據(jù)質(zhì)量檢查與評價 Quality inspection and evaluation of time-series satellite im...2023-05-10
  • DIN 38407-44-2018 German standard methods for the examination of water, waste water and sludge - Jointly de...2023-05-10
  • IEC 60051-5-2017 直接作用模擬指示電測量儀表及其附件--第5部分:相位表、功率因數(shù)表和同步指示器的特殊要求 Direct...2023-05-10
  • GB/T 50398-2018 無縫鋼管工程設(shè)計標(biāo)準(zhǔn) Standard for design of project on seamless steel tubes2023-05-10
  • EN 13451-10-2018 Swimming pool equipment - Part 10: Additional specific safety requirements and test method...2023-05-10
  • BS EN 61169-45-2014 射頻連接器 SQMA系列快速鎖定射頻同軸連接器分規(guī)范 Radio-frequency connectors. Sectional sp...2023-05-10
  • BS ISO 3209-2016 航空航天 等級為:1100MPa(環(huán)境溫度)/235℃、1100MPa(環(huán)境溫度)/315℃和1100MPa(環(huán)境溫度)/425℃、...2023-05-10
  • AS/NZS 11801.1-2019 Information technology - Generic cabling for customer premises General requirements (IS...2023-05-10
  • ACI 549R-2018 Report On Ferrocement2023-05-10
  • DIN EN 300338-3-2017 Technical characteristics and methods of measurement for equipment for generation, tra...2023-05-10
  • DL/T 832-2016 光纖復(fù)合架空地線 Optical fiber composite overhead ground wires2023-05-10
  • DIN EN 3903-2017 Aerospace series - Washers, laminated, in corrosion resisting steel; German and English v...2023-05-10
  • ETSI TS 136 444-2014 LTE; Evolved Universal Terrestrial Radio Access Network (E-UTRAN); M3 Application Prot...2023-05-10
  • BS ISO 37106-2018 Sustainable cities and communities. Guidance on establishing smart city operating models...2023-05-10
  • HG/T 5901-2021 合成氨行業(yè)節(jié)能監(jiān)察技術(shù)規(guī)范 Technical specifications of energy conservation supervision for sy...2023-05-10
  • ASTM D5875/D5875M-2018 Standard Guide for Use of Cable-Tool Drilling and Sampling Methods for Geoenvironmen...2023-05-10
  • GB 51186-2016 機(jī)制砂石骨料工廠設(shè)計規(guī)范 Code for design of machine-made gravel aggregate plant2023-05-10
  • ETSI EN 301 841-2-2019 Vhf Air-Ground Digital Link (Vdl) Mode 2; Technical Characteristics And Methods Of M...2023-05-10
  • BS EN 12268-2014 食品加工機(jī)械 帶鋸機(jī) 安全性和衛(wèi)生要求 Food processing machinery. Band saw machines. Safety a...2023-05-10
  • EN 10263-3-2017 Steel rod,bars and wire for cold heading and cold extrusion. Part 3:Technical delivery cond...2023-05-10
  • ETSI EN 300 338-1-2017 Technical Characteristics And Methods Of Measurement For Equipment For Generation, T...2023-05-10
  • ASME BPVC-CC-NC N-369-2017 Code Cases N-369:Nuclear Components2023-05-10
  • GB/T 7602.4-2017 變壓器油、渦輪機(jī)油中T501抗氧化劑含量測定法 第4部分:氣質(zhì)聯(lián)用法 Quantitative determination of...2023-05-10
  • DIN 1082-2-2017 Refractory products - Dimensions - Part 2: Skewbacks2023-05-09