GB-T 41042-2021 煤中有价元素含量分级及应用导则
ISO 9241-304 2008 Ergonomics of human-system interaction — Part 304 User performance test methods for electronic visual displays.pdf
ISO 7563 1998 Fresh fruits and vegetables — Vocabulary.pdf
ISO IEC 18181-1 2022 Amd 1 2022 Information technology — JPEG XL image coding system — Par.pdf
ISO 25111 2009 Intelligent transport systems Communications access for land mobiles (CALM) General requirements for using public networks.pdf
ISO 6322-3 1989 Storage of cereals and pulses — Part 3 Control of attack by pests.pdf
ISO-IEC 11581-3 2000 Information technology -- User system interfaces and symbols -- Icon symbols and functions -- Part 3 Pointer icons.pdf
ISO 14593 1999 Water quality — Evaluation of ultimate aerobic biodegradability of organic compounds in aqueous medium — Method by analysis of inorganic carbon in sealed vessels (CO2 headspace test).pdf
ISO 21003-3 2008 Multilayer piping systems for hot and cold water installations inside buildings — Part 3 Fittings.pdf
ISO 28600 2011 Surface chemical analysis — Data transfer format for scanning-probe micros.pdf
ISO-IEC 8441-2 1991 Information technology -- High density digital recording (HDDR) -- Part 2 Guide for interchange practice.pdf
GB-T 42058-2022 海上结构物 海上移动平台 系泊定位用锚机和锚绞车.pdf
GB-T 21654-2008 顺序功能表图用GRAFCET规范语言.pdf
GB-T 1871.2-1995 磷矿石和磷精矿中氧化铁含量的测定 容量法和分光光度法.pdf
GB-T 11032-2020 交流无间隙金属氧化物避雷器.pdf
GB-T 20965-2013 控制网络HBES技术规范 住宅和楼宇控制系统.pdf
GB-T 2080-2007 带圆角沉孔固定的硬质合金可转位刀片尺寸.pdf
GB-T 39375-2020 皮革 物理和机械试验 尺寸变化的测定.pdf
GB-T 4894-2024 信息与文献 基础和术语.pdf
GB-T 25622-2010 土方机械 司机手册 内容和格式.pdf
GB-T 10266-2008 烧结二氧化铀芯块技术条件.pdf