全网唯一标准王
GB-T 17558-1998 照相闪光照明光源光谱分布指数(ISO-SDI)的测定
ISO 22938 2017 Document management — Electronic content document management (CDM) data interchange.pdfISO 10979 2019 Identification of fuel assemblies for nuclear power reactors.pdfISO 21283 2018 Iron ores Determination of specific surface area Test method using air-permeability apparatus (Blaine).pdfISO IEC 2022 1994 Information technology — Character code structure and extension techniques.pdfISO 7051 2011 Cross-recessed raised countersunk (oval) head tapping screws.pdfISO 7266 1984 Copper and copper alloys — Determination of sulfur content — Combustion.pdfISO 1966-1973Crimped joints for aircraft electrical cables first edition.pdfISO 6435 2024 Stainless steel bars for the reinforcement of concrete.pdfISO-TR 7035-2 2024 Design and asset management of DIP for water application Part 2 Design installation and operation.pdfISO 8965 2022 Logging industry — Technology — Vocabulary.pdfGB-T 19931-2005 土方机械 挖沟机 术语和商业规范.pdfGB-T 9661-1988 机场周围飞机噪声测量方法.pdfGB-T 25943-2010 铝土矿 检验取样精度的实验方法.pdfGB-T 24190-2009 铁矿石 化合水含量的测定 卡尔费休滴定法.pdfGB-T 37412-2019 激光器和激光相关设备 光腔衰荡高反射率测量方法.pdfGB-T 12604.7-2021 无损检测 术语 泄漏检测.pdfGB-T 3228-2009 螺栓螺母用装配工具 冲击式机动四方传动套筒的尺寸.pdfGB-T 18311.5-2003 纤维光学互连器件和无源器件 基本试验和测量程序 第3-5部分 检查和测量 衰减对波长的依赖性.pdfGB-T 20780-2006 工业循环冷却水 碳酸盐碱度的测定.pdfGB-T 3453-1994 数据通信基本型控制规程.pdf
