YD-T 3905-2021 基于区块链技术的去中心化物联网业务平台框架
ISO 5198 1987 Centrifugal, mixed flow and axial pumps — Code for hydraulic performance tests — Precision grade.pdf
ISO 16132 2024 Ductile iron pipes and fittings — Seal coats for cement mortar linings.pdf
ISO 11855-5 2021 Amd 1 2023 Building environment design — Embedded radiant heating a.pdf
ISO 10924-5 2016 Road vehicles — Circuit breakers — Part 5 Circuit breakers with bolt with rated voltage of 450 V.pdf
ISO 7539-10 2020 Corrosion of metals and alloys — Stress corrosion testing — Part 10 Reverse U-bend method.pdf
ISO IEC 14776-411 1999 Information technology — Small Computer System Interface-3 — Part 411 SCSI-3 Architecture Model (SCSI-3 SAM).pdf
ISO 2926 2013 Aluminium oxide used for the production of primary aluminium — Particle size analysis for the range 45 μm to 150 μm — Method using electroformed sieves.pdf
ISO 9184-5-1990Paper,board and pulps. Fibre furnish analysis. Part 5_Lofton-merritt staining test (m.pdf
ISO 30409 2016 Human resource management — Workforce planning.pdf
ISO 15147 2012 Light conveyor belts — Tolerances on widths and lengths of cut light conv.pdf
GB 23719-2009 眼科光学和仪器 光学助视器.pdf
GB-T 7577-1996 低频放大管壳额定的双极型晶体管空白详细规范.pdf
GB-T 19318-2024 小艇 远程液压操舵系统.pdf
GB-T 1237-2000 紧固件标记方法.pdf
GB-T 39821-2021 塑料 不能从规定漏斗流出的模塑材料表观密度的测定.pdf
GB-T 21155-2015 土方机械 行车声响报警装置和前方喇叭 试验方法和性能准则.pdf
GB-T 20117-2006 精细陶瓷粉体颗粒尺寸分布测试用样品的制备.pdf
GB-T 16680-2015 系统与软件工程 用户文档的管理者要求.pdf
GB-T 15142-2011 含碱性或其它非酸性电解质的蓄电池和蓄电池组 方形排气式镉镍单体蓄电池.pdf
GB-T 5072-2008 耐火材料 常温耐压强度试验方法.pdf