专利 一种多码合一的工业品流通控制方法及其系统
ISO 535 2023 Paper and board — Determination of water absorptiveness — Cobb method.pdf
ISO 28841 2013 Guidelines for simplified seismic assessment and rehabilitation of concrete buildings.pdf
ISO 8224-2 1991 Traveller irrigation machines Part 2 Softwall hose and couplings Test methods.pdf
ISO 4159-1978Ferromanganese and ferrosilicomanganese. Determination of manganese content. Potentiome.pdf
ISO 22212 2019 Traditional Chinese medicine — Gastrodia elata tuber.pdf
ISO 22553-3 2019 Paints and varnishes — Electro-deposition coatings — Part 3 Compatibility of electro-deposition coating materials with a reference oil.pdf
ISO 3538 1997 Road vehicles — Safety glazing materials — Test methods for optical properti.pdf
ISO 18184 2019 Textiles — Determination of antiviral activity of textile products.pdf
ISO 23345 2021 Jewellery and precious metals — Non destructive precious metal fineness confirmation by ED-XRF.pdf
ISO 5474-3 2024 Electrically propelled road vehicles Functional and safety requirements for power transfer between vehicle and external electric circuit Part 3 DC power transfer.pdf
GB-T 7255-1998 单边带电力线载波机.pdf
GB-T 2900.86-2009 电工术语 声学和电声学.pdf
GB-T 39023-2020 书写和记号工具 降低窒息风险的笔套规范.pdf
GB-T 21871-2017 橡胶配合剂 符号及缩略语.pdf
GB-T 1663-2001 增塑剂结晶点的测定.pdf
GB-T 12988-2009 无机地面材料耐磨性能试验方法.pdf
GB-T 28627-2012 抹灰石膏.pdf
GB-T 43719-2024 首饰和贵金属 钯含量的测定 丁二酮肟重量法.pdf
GB-T 42325-2023 切相调光照明系统中切相调光器的电气接口规范.pdf
GB-T 5279.2-1997 沉头螺钉 第2部分 十字槽插入深度.pdf