NY-T 3842-2021 东北产区花生生产技术规程
ISO 639 2023 Code for individual languages and language groups.pdf
ISO 13856-1 2013 Safety of machinery — Pressure-sensitive protective devices — Part 1 General principles for design and testing of pressure-sensitive mats and pressure-sensitive floors.pdf
ISO 14239 2017 Soil quality — Laboratory incubation systems for measuring the mineralization of organic chemicals in soil under aerobic conditions.pdf
ISO 22462 2020 Metallic and other inorganic coatings — Test method for the friction coefficient measurement of chemical conversion coatings.pdf
ISO 7539-1 2012 Corrosion of metals and alloys — Stress corrosion testing — Part 1 General guidance on testing procedures.pdf
ISO TS 21346 2021 Nanotechnologies — Characterization of individualized cellulose nanofibril.pdf
ISO 3855 1977 Milling cutters — Nomenclature.pdf
ISO TR 5255-2 2023 Intelligent transport systems — Low-speed automated driving system (LSADS) service — Part 2 Gap analysis.pdf
ISO 15171-1 1999 Connections for fluid power and general use — Hydraulic couplings for diagnostic purposes — Part 1 Coupling not for connection under pressure.pdf
ISO 2720-1974Photography. General purpose photographic exposure meters (photoelectric type). Guide t.pdf
GB-T 25010-2010 船舶和海上技术 海运、联运和保安数据传输标准.pdf
GB-T 15305.3-2009 涂附磨具 砂带 宽度与长度组合的选择.pdf
GB-T 26874-2011 高压架空线路用长棒形瓷绝缘子元件特性.pdf
GB-T 23511-2021 石油天然气工业 海洋结构的通用要求.pdf
GB-T 5790-1986 六角法兰面螺栓 加大系列 细杆 B级.pdf
GB-T 26674-2011 道路车辆 起动机电气特性试验方法.pdf
GB-T 6138-2023 攻丝前钻孔用阶梯麻花钻.pdf
GB-T 38142-2019 弹性、纺织和层压铺地物 脚轮椅测试.pdf
GB-T 27693-2011 工业车辆安全 噪声辐射的测量方法.pdf
GB-T 7937-2008 液压气动管接头及其相关元件 公称压力系列.pdf