ASTM F2978-20 用磁共振成像优化金属对金属髋关节置换装置临床诊断评估扫描顺序的标准指南.pdf PDF 4.32MB 11页 ASTM F2854-20a 用于交联聚乙烯（PEX）管道的推入式交联聚乙烯（PEX）机械配件的标准规格.pdf PDF 2.94MB 5页 ASTM F2785-20e1 聚酰胺12气体压力管 管道和管件的标准规范.pdf PDF 6.73MB 12页 BS EN 12390-2 2019 Testing hardened concrete. Making and curing specimens for strength tests.pdf PDF 994.27KB 12页 BS EN ISO 17892-4 2016 Geotechnical investigation and testing - Laboratory testing of soil Part 4 Determination of particle size distribution.pdf PDF 2.31MB 42页 ASTM F3390-20 3到24英寸的标准规范 土地排水用内衬柔性波纹聚乙烯管.pdf PDF 4.33MB 8页 EN 50173-2 2018 Information technology - Generic cabling systems - Part 2 Office spaces.pdf PDF 2.95MB 40页 EN ISO 3452-1 2021 Non-destructive testing - Penetrant testing - Part 1 General principles （ISO 3452-1 2021）.pdf PDF 1.2MB 34页 BS EN ISO 8503-3 2012 Part 3 Method for the calibration of ISO surface profile comparators and for the determination of surface profile — Focusing microscope procedure.pdf PDF 1.11MB 22页 BS EN ISO 9017 2018 Destructive tests on welds in metallic materials. Fracture test.pdf PDF 3.08MB 22页 BS EN 196-6 2018 Tracked Changes. Methods of testing cement. Determination of fineness.pdf PDF 729.75KB 20页 BS EN 10025-2 2019 Hot rolled products of structural steels.pdf PDF 1.12MB 44页 ASTM F2019-20 用紫外光固化法就地固化的玻璃钢（GRP-CIPP）的拉拔安装修复现有管道和导管的标准实施规程.pdf PDF 5.96MB 13页 BS EN ISO 683-5 2021 Heat treatable steels, alloy steels and free-cutting steels - Nitriding steels.pdf PDF 770.42KB 36页 BS EN ISO 15614-1 2017/A1 2019 Specification and qualification of welding procedures for metallic materials. Welding procedure test. Arc and gas welding of steels and arc welding of nickel and nickel alloys.pdf PDF 1.17MB 54页 EN 50561-1 2013 Power line communication apparatus used in low-voltage installations - Radio disturbance characteristICS - Limits and methods of measurement - Part 1 Apparatus for in-home use.pdf PDF 342.55KB 25页 BS EN ISO 14732 2013 Welding personnel. Qualification testing of welding operators and weld setters for mechanized and automatic welding of metallic materials.pdf PDF 1.17MB 26页 BS EN 12504-4-2021 结构中的混凝土试验. 第4部分 超音波脉冲速率的测定.pdf PDF 8.36MB 18页 BS EN 13791 2019 Assessment of in-situ compressive strength in structures and precast concrete components.pdf PDF 1.02MB 52页 BS EN 10025-3 2019 Hot rolled products of structural steels. Technical delivery conditions for normalized normalized rolled weldable fine grain structural steels.pdf PDF 1.05MB 34页 ASTM F3338-20 通用航空飞机电力推进装置设计标准规范.pdf PDF 7.8MB 13页 BS EN 1015-11 2019 Methods of test for mortar for masonry. Determination of flexural and compressive strength of hardened mortar.pdf PDF 677.53KB 18页 BS EN 13411-7-2021 钢丝绳的端接 安全 第7部分：对称楔形插座.pdf PDF 9.63MB 23页 ASTM E1606-20 用于电气目的的铜和铝重拉杆的电磁（涡流）检验标准实践.pdf PDF 2.52MB 5页 NF EN 196-1-2016 Methods of testing cement-Part 1 Determination of strength.pdf PDF 15.68MB 35页 BS EN ISO 15614-8 2016 Specification and qualification of welding procedures for metallic materials. Welding procedure test - Welding of tubes to tube-plate joints.pdf PDF 1.65MB 32页 BS EN ISO 683-1 2018 Heat-treatable steels, alloy steels and free-cutting steels - Non-alloy steels for quenching and tempering.pdf PDF 1.5MB 50页 BS EN 10277 2018 Bright steel products. Technical delivery conditions.pdf PDF 1.11MB 56页 BS EN ISO 17892-9 2018 Geotechnical investigation and testing. Laboratory testing of soil. Consolidated triaxial compression tests on water saturated soils 岩土调查和测试.土壤的实验室测试.在水饱和土壤上进行固结三轴压缩试验.pdf PDF 1.14MB 34页 EN 50173-5 2018 Information technology - Generic cabling systems - Part 5 Data centre spaces.pdf PDF 3.33MB 48页 BS EN 10293 2015 Steel castings. Steel castings for general engineering uses.pdf PDF 1.09MB 24页 ASTM E3193-20 用火焰原子吸收分光光度法（FAAS）测定灰尘、油漆和土壤中铅的标准试验方法.pdf PDF 4.88MB 9页 ASTM F3338-20 通用航空飞机电力推进装置设计标准规范.pdf PDF 7.8MB 13页 BS EN IEC 60974-11 2021 Arc welding equipment - Electrode holders.pdf PDF 849.64KB 22页 BS EN 50134-5-2021 报警系统 社会报警系统 第5部分：互连和通信.pdf PDF 13.73MB 27页 BS EN ISO 17892-11 2019 岩土调查和测试.土壤的实验室测试.渗透性测试 Geotechnical investigation and testing. Laboratory testing of soil. Permeability tests.pdf PDF 1000.08KB 30页 BS EN 10088-3 2014 Stainless steels - Technical delivery conditions for semi-finished products, bars, rods, wire, sections and bright products of corrosion resisting steels for general purposes.pdf PDF 1.67MB 80页 ASTM F2648 F2648M-20 2至60英寸[50至1500 mm]环形波纹型墙面聚乙烯（PE）用于土地排水应用的管道和配件的标准规格.pdf PDF 3.72MB 8页 EN 50173-3 2018 Information technology - Generic cabling systems - Part 3 Industrial spaces.pdf PDF 5.51MB 56页 BS EN 196-1 2016 Tracked Changes. Methods of testing cement. Determination of strength.pdf PDF 1.07MB 38页 BS EN IEC 60974-9 2018 Arc welding equipment. Installation and use.pdf PDF 1.16MB 36页 BS EN 17483-1-2021 私人保安服务 关键基础设施的保护 第1部分：一般要求.pdf PDF 10.06MB 26页 ASTM E1728 E1728M-20 使用擦拭取样方法收集沉淀粉尘样品进行后续铅测定的标准做法.pdf PDF 2.61MB 5页 ASTM F3323-21 外骨骼和外套装的标准术语.pdf PDF 2.97MB 3页 NF EN ISO 17892-12 2018 Geotechnical investigation and testing -Laboratory testing of soil -Part12 determination of liquid and plastic limits.pdf PDF 9.52MB 36页 EN 55032 2015 Electromagnetic compatibility of multimedia equipment - Emission Requirements.pdf PDF 1.61MB 108页 NF EN 934-2/A1-2012 Admixtures for concrete, mortar and grout - Part 2 concrete admixtures - Definitions, requirements, conformity, marking and labelling.pdf PDF 433.33KB 28页 BS EN ISO 3506-2 2020 Fasteners. Mechanical properties of corrosion-resistant stainless steel fasteners - Nuts with specified grades and property classes.pdf PDF 1.73MB 38页 BS EN ISO 17639 2013 Destructive tests on welds in metallic materials. Macroscopic and microscopic examination of welds.pdf PDF 894.48KB 18页 EN 13055 2016 Lightweight aggregates.pdf PDF 1.93MB 54页 BS EN 10025-5 2019 Hot rolled products of structural steels - Technical delivery conditions for structural steels with improved atmospheric corrosion resistance.pdf PDF 964.23KB 40页
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