专利 一种气凝胶生产用混合装置
ISO IEC TS 22237-5 2018 Information technology — Data centre facilities and infrastructures — Part 5 Telecommunications cabling infrastructure.pdf
ISO IEC 21000-22 2022 Information technology — Multimedia framework (MPEG-21) — Part 22 User description.pdf
ISO 11276 1995 Soil quality — Determination of pore water pressure — Tensiometer method.pdf
ISO 13528 2022 Statistical methods for use in proficiency testing by interlaboratory comparison.pdf
ISO-IEC 17760-302 2025 Information technology - AT Attachment - Part 302 Zoned Device ATA Command Set-2-(ZAC-2).pdf
ISO 23601 2020 Safety identification — Escape and evacuation plan signs.pdf
ISO 8791-4 2021 Paper and board — Determination of roughness smoothness (air leak methods) — Part 4 Print-surf method.pdf
ISO 7971-3 2019 Cereals — Determination of bulk density, called mass per hectolitre — Part 3 Routine method.pdf
ISO IEC 13249-1 2016 Information technology — Database languages — SQL multimedia and application packages — Part 1 Framework.pdf
ISO 17551 2018 Leather — Pickled sheep pelts — Guidelines for grading on the basis of defec.pdf
GB-T 4241-2017 焊接用不锈钢盘条.pdf
GB-T 40940-2021 滑雪单板固定器 要求和试验方法.pdf
GB-T 19052-2003 声学 机器和设备发射的噪声 噪声测试规范起草和表述的准则.pdf
GB-T 5981-2011 挤奶设备 词汇.pdf
GB 24459-2009 铍铜合金防爆工具.pdf
GB-T 8545-2012 铝及铝合金模锻件的尺寸偏差及加工余量.pdf
GB-T 18039.10-2018 电磁兼容 环境 HEMP环境描述 辐射骚扰.pdf
GB-T 25773-2010 燃气机熔化焊技术规范.pdf
GB-T 39039-2020 高强度钢氢致延迟断裂评价方法.pdf
GB-T 17385-1998 造船 船舶主尺度 计算机应用的术语及定义.pdf