专利 一种高精密冲压件单冲模具
ISO 8769 2020 Measurement of radioactivity Alpha- beta- and photon emitting radionuclides Reference measurement standard specifications for the calibration of surface contamination monitors.pdf
ISO 9707 2008 Information and documentation Statistics on the production and distribution of books newspapers periodicals and electronic publications.pdf
ISO 6891-1983Timber structures. Joints made with mechanical fasteners. General principles for the de.pdf
ISO 2820 1974 Leather — Raw hides of cattle and horses — Method of trim.pdf
ISO 4378-2 2017 Plain bearings — Terms, definitions, classification and symbols — Part 2 Friction and wear.pdf
ISO 4259-3 2020 Petroleum and related products Precision of measurement methods and results Part 3 Monitoring and verification of published precision data in relation to methods of test.pdf
ISO 11125-3 2018 Preparation of steel substrates before application of paints and related products Test methods for metallic blast-cleaning abrasives Part 3 Determination of hardness.pdf
ISO 15746-1 2015 Automation systems and integration — Integration of advanced process control and optimization capabilities for manufacturing systems — Part 1 Framework and functional model.pdf
ISO 11611 2015 Protective clothing for use in welding and allied processes.pdf
ISO 8570-1991Plastics. Film and sheeting. Determination of cold-crack temperature first edition.pdf
GB-T 25873-2010 结球甘蓝 冷藏和冷藏运输指南.pdf
GB-T 41993-2022 家用和类似用途的声音信号装置.pdf
GB-T 42303-2023 表面活性剂 洗织物用洗涤剂 性能比较试验导则.pdf
GB-T 28502-2012 No.7信令与IP互通的技术要求.pdf
GB-T 30301-2013 高纯试剂试验方法通则.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 3723-1999 工业用化学产品采样安全通则.pdf
GB-T 7589-1987 信息交换用汉字编码字符集 第二辅助集.pdf
GB-T 32305-2015 航天产品保证.pdf
GB-T 5271.27-2001 信息技术 词汇 第27部分 办公自动化.pdf