专利 一种钢构件焊接加工平台
ISO 19694-7 2024 Stationary source emissions — Determination of greenhouse gas.pdf
ISO TS 8376 2023 Genomics informatics — Requirements for interoperable sys.pdf
ISO 6145-9 2009 Gas analysis Preparation of calibration gas mixtures using dynamic volumetric methods Part 9 Saturation method.pdf
ISO 16810 2012 Non-destructive testing — Ultrasonic testing — General principles.pdf
ISO IEC TR 29163-1 2009 Information technology — Sharable Content Object Reference Model (SCORM?) 2004 3rd Edition — Part 1 Overview Version 1.1.pdf
ISO 12745 2008 Copper lead and zinc ores and concentrates Precision and bias of mass measurement techniques.pdf
ISO 10146 2019 Crosslinked polyethylene (PE-X) and crosslinked medium density polyethylene (PE-MDX) — Effect of time and temperature on expected strength.pdf
ISO 8124-5 2015 Safety of toys — Part 5 Determination of total concentration of cert.pdf
ISO 14680-3 2000 Paints and varnishes Determination of pigment content Part 3 Filtration method.pdf
ISO IEC 15444-1 2019 Information technology — JPEG 2000 image coding system — Part 1 Core coding system.pdf
GB-T 12206-2006 城镇燃气热值和相对密度测定方法.pdf
GB-T 1243-2006 传动用短节距精密滚子链、套筒链、附件和链轮.pdf
GB-T 20405.4-2006 失禁者用尿液吸收剂 聚合物基质吸液材料特性的测试方法 第4部分 加热失重法对水份含量的测定.pdf
GB-T 22083-2008 建筑密封胶分级和要求.pdf
GB-T 21808-2008 化学品 鱼类延长毒性14天试验.pdf
GB-T 326-2007 石油沥青纸胎油毡.pdf
GB-T 7111.7-2002 纺织机械噪声测试规范 第7部分 染整机械.pdf
GB-T 14043-2005 液压传动 阀安装面和插装阀阀孔的标识代号.pdf
GB 18774-2002 双端荧光灯 安全要求.pdf
GB-T 640-1997 化学试剂 碳酸氢钠.pdf