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  • GB/T 231.1-2018 金屬材料 布氏硬度試驗(yàn) 第1部分: 試驗(yàn)方法 Metallic materials-Brinell hardness test-Part 1 jest...2023-06-21
  • BS EN 4165-001-2015 航空航天系列 電氣、矩形和模塊化連接器 連續(xù)175°C操作溫度 技術(shù)規(guī)范 Aerospace series. Conn...2023-06-20
  • ETSI TS 138 521-2-2020 5G; Nr; User Equipment (Ue) Conformance Specification; Radio Transmission And Recept...2023-06-20
  • ASTM D7343-2018 石油產(chǎn)品和潤(rùn)滑劑元素分析用X射線熒光光譜測(cè)定法的優(yōu)化、試樣處理、校準(zhǔn)與確認(rèn)的規(guī)程 Standard Pra...2023-06-20
  • ETSI TS 126 443-2020 Universal Mobile Telecommunications System (Umts); Lte; Codec For Enhanced Voice Servi...2023-06-20
  • DIN EN 131-3-2018 Ladders - Part 3: Marking and user instructions; German version EN 131-3:20182023-06-20
  • GB/T 35535-2017 大豆、油菜中外源基因成分的測(cè)定 膜芯片法 Detection of genetically modified components in soyb...2023-06-20
  • ETSI TR 137 901-2015 Universal Mobile Telecommunications System (Umts); Lte; User Equipment (Ue) Applicatio...2023-06-20
  • GB/T 14353.20-2019 銅礦石、鉛礦石和鋅礦石化學(xué)分析方法 第20部分:錸量測(cè)定 電感耦合等離子體質(zhì)譜法 Methods for ch...2023-06-20
  • BS ISO/IEC 9075-1-2016 信息技術(shù) 數(shù)據(jù)庫(kù)語(yǔ)言 SQL 框架(SQL/Framework) Information technology. Database languag...2023-06-20
  • DB32/T 3610.2-2019 道路運(yùn)輸車(chē)輛主動(dòng)安全智能防控系統(tǒng) 技術(shù)規(guī)范 第2部分:終端及測(cè)試方法 Technical specification ...2023-06-20
  • CB/T 4444-2017 船用菌形通風(fēng)筒 Marine mushroom ventilators2023-06-20
  • ASTM D619-2021 Standard Test Methods for Vulcanized Fibre Used for Electrical Insulation2023-06-20
  • GB/T 35234-2017 地面氣象觀測(cè)規(guī)范 凍土 Specifications for surface meteorological observation-Frozen soil...2023-06-20
  • DIN EN 2952-2019 Aerospace series - Heat resisting alloy NI-PH2601 - Solution treated and cold worked - Bar...2023-06-20
  • ETSI TS 133 107-2019 Universal Mobile Telecommunications System (Umts); Lte; Digital Cellular Telecommunica...2023-06-20
  • DB3201/T 1085-2022 進(jìn)口冷鏈?zhǔn)称芳斜O(jiān)管倉(cāng)管理規(guī)范 Specification for management of centralized control wareho...2023-06-20
  • GB/T 40989-2021 新聞出版 知識(shí)服務(wù) 知識(shí)對(duì)象標(biāo)識(shí)符(KOI) Press and publication—Knowledge services—K...2023-06-20
  • EN 60079-18-2015+A1-2017 Explosive atmospheres. Part 18:Equipment protection by encapsulation "m"2023-06-20
  • DL/T 5605-2021 太陽(yáng)能熱發(fā)電廠蒸汽發(fā)生系統(tǒng)設(shè)計(jì)規(guī)范 Code for design of steam generation system of solar therma...2023-06-20
  • GB/T 39828-2021 陶瓷厚涂層的高溫彈性模量試驗(yàn)方法 Test method for determining elastic modulus of thick cerami...2023-06-20
  • IEC 61753-382-2-2015 纖維光學(xué)互連器件和無(wú)源元件--性能標(biāo)準(zhǔn)--第382-2部分:用于C類(lèi)的非連接式單模雙向G-PON-NGA WWD...2023-06-20
  • ETSI TR 145 902/3-2020 Digital Cellular Telecommunications System (Phase 2+) (Gsm); Gsm/Edge Flexible Layer...2023-06-20
  • ASTM C1430-2018 用大氣平衡法測(cè)定燒結(jié)二氧化鈾和氧化釓-二氧化鈾顆粒中鈾、氧鈾比(O/U)和氧金屬比(O/M)的試驗(yàn)方法 ...2023-06-20