专利 一种可调节光度的光电二极管及其制备方法
ISO 7563 1998 Fresh fruits and vegetables — Vocabulary.pdf
ISO 19490 2017 Dentistry — Sinus membrane elevator.pdf
ISO 18915 2000 Imaging materials — Methods for the evaluation of the effectiveness of chemical conversion of silver images against oxidation.pdf
ISO 24523 2017 Service activities relating to drinking water supply systems and wastewater systems — Guidelines for benchmarking of water utilities.pdf
ISO ASTM 52927 2024 Additive manufacturing — General principles — Main character.pdf
ISO 532-2 2017 Acoustics — Methods for calculating loudness — Part 2 Moore-Glasberg method.pdf
ISO 7240-4 2017 Fire detection and alarm systems — Part 4 Power supply equipment.pdf
ISO 17840-2 2019 Road vehicles Information for first and second responders Part 2 Rescue sheet for buses coaches and heavy commercial vehicles.pdf
ISO 17491-5 2024 Protective clothing Test methods for clothing providing protection against chemicals Part 5 Determination of resistance to penetration by a spray of liquid (manikin spray test).pdf
ISO 21801-2 2022 Cognitive accessibility — Part 2 Reporting.pdf
GB-T 10322.5-2024 铁矿石 交货批水分含量的测定.pdf
GB-T 16901.1-2008 技术文件用图形符号表示规则 第1部分 基本规则.pdf
GB-T 9826-2008 粮油检验 小麦粉破损淀粉测定 α-淀粉酶法.pdf
GB-T 20083.1-2006 风送农业喷雾机 数据表 第1部分 典型格式.pdf
GB-T 24378-2009 纺织机械与附件 非自动穿经织机用停经片.pdf
GB-T 11130-1989 煤油燃烧性测定法.pdf
GB-T 25399-2010 农林拖拉机和机械 液压接头 制动回路.pdf
GB-T 16310.3-1996 船舶散装运输液体化学品危害性评价规范 水生生物沾染试验方法.pdf
GB-Z 32075-2015 无损检测 资格鉴定考试用试样中的不连续.pdf
GB-T 42870-2023 无损检测 纤维增强聚合物的声发射检测方法和评价准则.pdf