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全局置顶 隐藏置顶帖 下载有问题?使用本站过程中遇到问题,请在此反馈! attach_img  ...23 标准管理员 2018-2-10 14:11 2213473 向前走_NXUF 2026-5-22 15:39
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ISO 16494-2014 Heat recovery ventilators and energy recovery ventilators -- Method of test for performance attachment asd1263943147 2025-9-14 20:49 21499 123456789000 2026-8-6 04:22
ISO 16443-2014 Dentistry -- Vocabulary for dental implants systems and related procedure attachment 东志 2025-8-18 00:18 22862 韩奇 2026-8-5 07:25
ISO 5127-2017 Information and documentation -- Foundation and vocabulary attachment 2198768995 2025-6-14 22:34 23017 pzw980798526 2026-8-5 06:08
ISO 148-1-2009 金属材料 夏比摆锤冲击试验 第1部分:试验方法 attachment hedward007 2021-4-11 15:13 33341 1977515862 2026-8-5 02:39
ISO 4628-10-2016 Paints and varnishes -- Evaluation of degradation of coatings -- Designation of quantity and size... attachment @神童 2025-8-6 14:36 21668 煎煽烁 2026-8-4 14:24
ISO/TS 13399-204-2016 Cutting tool data representation and exchange -- Part 204: Creation and exchange of 3D model... attachment 1602034864 2025-6-23 21:01 41614 情绪 2026-8-4 13:49
ISO 3-1973 0060优先数优先数 优先数列 attachment 青柠先森_H丶 2021-4-13 08:18 3998 wjq1844661438 2026-8-4 06:34
ISO 10326-1-2016 Mechanical vibration -- Laboratory method for evaluating vehicle seat vibration -- Part 1: Basic ... attachment JSWuMing 2025-10-19 08:23 21571 a66686 2026-8-3 19:42
ISO 21217-2014 Intelligent transport systems -- Communications access for land mobiles (CALM) -- Architecture attachment 最佳损友 2025-6-20 08:02 2453 韩奇 2026-8-2 02:59
ISO 17892-6-2017 Geotechnical investigation and testing -- Laboratory testing of soil -- Part 6: Fall cone test attachment 最远的距离 2025-7-12 23:37 21214 劉哒哒 2026-8-1 18:35
ISO/TS 21219-24-2017 Intelligent transport systems -- Traffic and travel information (TTI) via transport protocol ... attachment tt250776 2025-7-10 15:46 21659 3116127184 2026-8-1 10:24
ISO 4628-3-2016 Paints and varnishes -- Evaluation of degradation of coatings -- Designation of quantity and size ... attachment c518 2025-6-25 23:07 21435 1784073043 2026-8-1 09:57
ISO 9177-1-2016 Mechanical pencils for technical drawings -- Part 1: Classification, dimensions, performance requi... attachment 7vt5u2128s 2025-9-26 16:30 2623 李有基 2026-8-1 05:26
ISO 6507-1-2018 金属材料 维氏硬度测试 第1部分 试验方法 attachment 2786140547 2021-4-10 19:05 32973 法国爱好 2026-8-1 02:26
ISO 14813-6-2017 Intelligent transport systems -- Reference model architecture(s) for the ITS sector -- Part 6: Us... attachment LTD-阿果 2025-9-2 17:27 31839 64645 2026-7-28 05:01
ISO 16484-6-2014 Building automation and control systems (BACS) -- Part 6: Data communication conformance testing attachment qwer1312924824 2025-6-17 21:00 3688 1846189954 2026-7-27 05:29
ISO/TS 13399-405-2016 Cutting tool data representation and exchange -- Part 405: Creation and exchange of 3D model... attachment 小小刚 2025-6-22 23:02 22585 guodada 2026-7-26 11:05
ISO 6946-2017 Building components and building elements -- Thermal resistance and thermal transmittance -- Calcula... attachment 1363539733 2025-9-25 01:11 21811 qq1772155480 2026-7-26 01:37
ISO 22768-2017 Rubber, raw -- Determination of the glass transition temperature by differential scanning calorimet... attachment 晴空万里无云 2025-10-10 11:51 32710 意轩小嘀咕~ 2026-7-25 01:42
ISO 10893-11-2011 钢管的无损检测 第11部分:用于纵向和/或横向缺陷检测的焊接钢管的焊缝自动超声波试验 attachment uuu 2021-4-13 00:04 32278 673929772 2026-7-24 18:55
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