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DB21-T 2219.7-2024 玉米 高粱主要病害抗性鉴定技术规范 第 7 部分：玉米青霉穗腐病 辽宁省
ISO 20773 2013 Cigarettes — Determination of nicotine-free dry particulate matter and nicotine in sidestream smoke — Method using a routine analytical linear smoking machine equipped with a fishtail chimney.pdfISO 17621 2015 Workplace atmospheres — Short term detector tube measurement systems — Requirements and test methods.pdfISO 9045 1990 Industrial screens and screening — Vocabulary.pdfISO 17361 2017 Amd 1 2023 Intelligent transport systems — Lane departure warning systems.pdfISO 2271 1989 Surface active agents — Detergents — Determination of anionic-active matter by manual or mechanical direct two-phase titration procedure.pdfISO 19809 2017 Packaging — Accessible design — Information and marking.pdfISO 19973-2 2015 Pneumatic fluid power — Assessment of component reliability by testing — Part 2 Directional control valves.pdfISO 15531-44 2017 Industrial automation systems and integration — Industrial manufacturing management data — Part 44 Information modelling for shop floor data acquisition.pdfISO 5815-1 2019 Water quality — Determination of biochemical oxygen demand after n days (BODn) — Part 1 Dilution and seeding method with allylthiourea addition.pdfISO 272 1982 Fasteners — Hexagon products — Widths across flats.pdfGB-T 30757-2014 残碳量7％～50％的碱性致密定形耐火制品分类.pdfGB-T 18042-2000 热塑性塑料管材蠕变比率的试验方法.pdfGB-T 5223.3-2017 预应力混凝土用钢棒.pdfGB-T 24812-2009 4级链条用锻造环眼吊钩.pdfGB-T 21798-2008 化学品 小鼠可遗传易位试验方法.pdfGB-T 14409-1993 航空航天管路识别标志.pdfGB-T 43801-2024 微波频段覆铜箔层压板相对介电常数和损耗正切值测试方法 分离介质谐振器法.pdfGB-T 2679.8-2016 纸和纸板 环压强度的测定.pdfGB-T 15829-2021 软钎剂 分类与性能要求.pdfGB-T 27511-2011 35mm幻灯片 双画幅和单画幅规范.pdf
