国家网络空间安全战略全文
ISO 15071 2011 Hexagon bolts with flange — Small series — Product grade A.pdf
ISO 22197-4 2021 Fine ceramics (advanced ceramics advanced technical ceramics) Test method for air-purification performance of semiconducting photocatalytic materials Part 4 Removal of formaldehyde..pdf
ISO 50047 2016 Energy savings — Determination of energy savings in organizations.pdf
ISO-IEC 13818-2 2013 Information technology -- Generic coding of moving pictures and associated audio information -- Part 2 Video.pdf
ISO 13460-1 2015 Agricultural irrigation equipment — Plastics saddles — Part 1 Polyethylene pressure pipes.pdf
ISO 4008-2-1983Road vehicles. Fuel injection pump testing. Part 2_Static conditions first edition.pdf
ISO 14708-2 2019 Implants for surgery — Active implantable medical devices — Part 2 Cardiac pacemakers.pdf
ISO TR 14999-2 2019 Optics and photonics — Interferometric measurement of optical elements and optical systems — Part 2 Measurement and evaluation techniques.pdf
ISO 23470 2018 Soil quality Determination of effective cation exchange capacity (CEC) and exchangeable cations using a hexamminecobalt(III)chloride solution.pdf
ISO 24052 2022 Spices and condiments — Dried sumac — Specification.pdf
GB-T 38027-2019 微纳卫星试验要求.pdf
GB-T 2820.12-2002 往复式内燃机驱动的交流发电机组 第12部分 对安全装置的应急供电.pdf
GB-T 31181-2014 假肢 踝足装置和足部组件 要求和试验方法.pdf
GB-T 1230-2006 钢结构用高强度垫圈.pdf
GB-T 20568-2022 金属材料 管环液压试验方法.pdf
GB-T 17196-2017 连接器件 连接铜导线用的扁形快速连接端头 安全要求.pdf
GB-T 2484-2018 固结磨具 一般要求.pdf
GB-T 902.3-2008 储能焊用焊接螺柱.pdf
GB-T 43572-2023 区块链和分布式记账技术 术语.pdf
GB-T 13650-2009 杀螟硫磷乳油.pdf