GB-T 30900-2014 炼钢用LF炉精炼渣团块
ISO 23777 2023 Pulps — Kraft liquor — Determination of hydrosulphide ion concentration using potentiometric titration.pdf
ISO 13577-2 2023 Industrial furnaces and associated processing equipment — Safety — Part 2.pdf
ISO IEC 19780-1 2015 Information technology — Learning, education and training — Collaborative technology — Collaborative learning communication — Part 1 Text-based communication.pdf
ISO 4209-2 2020 Truck and bus tyres and rims (metric series) Part 2 Rims.pdf
ISO 9241-971 2020 Ergonomics of human-system interaction — Part 971 Accessibility of tactile haptic interactive systems.pdf
ISO 10136-4 1993 Glass and glassware — Analysis of extract solutions — Part 4 Determination of aluminium oxide by molecular absorption spectrometry.pdf
ISO 8301-1991Thermal insulation. Determination of steady-state thermal resistance and related proper.pdf
ISO TS 7352 2023 Freight containers — NFC or and QR code seals.pdf
ISO-IEC 19763-3 2020-AMD1 2024 Amendment 1 - Information technology - Metamodel framework for interoperability (MFI) - Part 3 Metamodel for ontology registration - Alignment with Edition 4 of ISO-IEC .pdf
ISO 12619-8 2017 Road vehicles Compressed gaseous hydrogen (CGH2) and hydrogen-natural gas blends fuel system components Part 8 Pressure indicator.pdf
GB-T 27821-2011 化学品 细菌DNA损伤或修复试验方法.pdf
GB-T 3934-2003 普通螺纹量规 技术条件.pdf
GB-T 26596-2011 光学和光学仪器 大地测量仪器 术语.pdf
GB-T 11848.9-1989 铀矿石浓缩物中硅的测定 重量法测定硅.pdf
GB-T 25399-2010 农林拖拉机和机械 液压接头 制动回路.pdf
GB-T 22382-2017 额定电压72.5 kV 及以上气体绝缘金属封闭开关设备与电力变压器之间的直接连接.pdf
GB-T 40300-2021 微束分析 分析电子显微学 术语.pdf
GB-T 17492-2019 工业用金属丝编织网 技术要求和检验.pdf
GB-T 40280-2021 塑料 液态或乳液态或分散体系的树脂 用单筒旋转黏度计测定表观黏度.pdf
GB-T 13742-2009 光学传递函数测量准确度.pdf