EN 50173-5 2018 Information technology - Generic cabling systems - Part 5 Data centre spaces.pdf PDF 3.33MB 48页 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 EN 13369 2018 Common Rules for Precast Concrete Products.pdf PDF 1.82MB 80页 ASTM F2968 F2968M-20a 气体分配用交联聚乙烯（PEX）管的标准规范.pdf PDF 5.34MB 11页 BS EN ISO 8503-1 2012 Part 1 Specifications and definitions for ISO surface profile comparators for the assessment of abrasive blast-cleaned surfaces.pdf PDF 1.15MB 20页 BS EN 196-1 2016 Tracked Changes. Methods of testing cement. Determination of strength.pdf PDF 1.07MB 38页 ASTM B733-22 金属上的自催化（无电解）镍磷合金标准规范.pdf PDF 8.8MB 17页 BS EN ISO 8503-2 2012 Part 2 Method for the grading of surface profile of abrasive blast-cleaned steel — Comparator procedure.pdf PDF 214.5KB 16页 BS EN 10025-2 2019 Hot rolled products of structural steels.pdf PDF 1.12MB 44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 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 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 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 CEN/TR 14245 2020 Cement - Guidelines for the application of EN 197-2 Assessment and verification of constancy of performance.pdf PDF 1.11MB 40页 BS EN ISO 683-4 2018 Heat-treatable steels, alloy steels and free-cutting steels - Free-cutting steels.pdf PDF 855.2KB 30页 EN 12390-4 2019 Testing hardened concrete - Part 4 Compressive strength - Specification for testing machines.pdf PDF 503.29KB 18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 BS EN 1092-1 2018 Flanges and their joints. Circular flanges for pipes, valves, fittings and accessories, PN designated - Steel flanges.pdf PDF 3.79MB 152页 BS EN ISO 5178 2019 Destructive tests on welds in metallic materials. Longitudinal tensile test on weld metal in fusion welded joints.pdf PDF 526.74KB 12页 BS EN 12504-2 2021 Testing concrete in structures - Non-destructive testing. Determination of rebound number.pdf PDF 1.04MB 18页 BS EN IEC 60974-9 2018 Arc welding equipment. Installation and use.pdf PDF 1.16MB 36页 EN 12390-3 2019 Testing hardened concrete - Part 3 Compressive strength of test specimens.pdf PDF 891.54KB 24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 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 BS EN ISO 17892-12 2018/A1 2021 Geotechnical investigation and testing. Laboratory testing of soil. Determination of liquid and plastic limits 岩土调查和测试 土壤的实验室测试 液体和塑料极限的确定.pdf PDF 1.92MB 36页 BS EN ISO 22476-1 2012 Geotechnical investigation and testing. Field testing. Electrical cone and piezocone penetration test.pdf PDF 1.26MB 46页 BS EN ISO 9015-2 2016 Destructive tests on welds in metallic materials. Hardness testing. Microhardness testing of welded joints.pdf PDF 1.23MB 18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 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 EN ISO 17636-2 2013 Non-destructive testing of welds - Radiographic testing - Part 2 X- and gamma-ray techniques with digital detectors.pdf PDF 1.67MB 64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 EN 12390-10 2018 Testing hardened concrete - Part 10 Determination of the carbonation resistance of concrete at atmospheric levels of carbon dioxide.pdf PDF 734.81KB 24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 10250-4 2021 Open die steel forgings for general engineering purposes - Stainless steels.pdf PDF 695.7KB 26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 F3323-21 外骨骼和外套装的标准术语.pdf PDF 2.97MB 3页 ASTM E1740-20a 用锥形量热计测定墙面覆盖层或天花板覆盖层复合材料的热释放率和其他耐火试验响应特性的标准试验方法.pdf PDF 4.79MB 12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 12390-2 2019 Testing hardened concrete. Making and curing specimens for strength tests.pdf PDF 994.27KB 12页 NF EN ISO 17892-2-2014 Geotechnical investigation and testing - Laboratory testing of soil - Part 2 determination of bulk density - Reconnaissance et essais g¨¦otechniques.pdf PDF 5.31MB 24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 EN 12390-18-2021 Testing hardened concrete - Part 18 Determination of the chloride migration coefficient.pdf PDF 5.51MB 18页 EN 12390-16 2019 Testing hardened concrete - Part 16 Determination of the shrinkage of concrete.pdf PDF 462.38KB 16页 NF EN ISO 17892-12/A1-2021 Geotechnical investigation and testing - Laboratory testing of soil Part 12 determination of liquid and plastic limits - Reconnaissance et essais g¨¦otechniques - Essais de laboratoire sur.pdf PDF 364.32KB 11页 BS EN 10217-1 2019 Welded steel tubes for pressure purposes - Technical delivery conditions. Part 1 Electric welded and submerged arc welded non-alloy steel tubes with specified room temperature properties.pdf PDF 1.07MB 50页 ASTM F2905 F2905M-20a 石油和天然气生产用交联聚乙烯（PEX）管线管的标准规范.pdf PDF 4.95MB 10页 BS EN 10216-1 2013 Seamless steel tubes for pressure purposes. Technical delivery conditions. Non-alloy steel tubes with specified room temperature properties.pdf PDF 1.23MB 32页 EN 12390-13 2013 Testing hardened concrete - Part 13 Determination of secant modulus of elasticity in compression.pdf PDF 922.37KB 18页 ISO ASTM 52942-2020 添加剂制造 鉴定原则 航空航天用激光金属粉末床熔合机和设备的合格机器操作员.pdf PDF 2.35MB 8页 NF EN 933-6-2014 Tests for geometrical properties of aggregates - Part 6 assessment of surface characteristICS - Flow coefficient of aggregates.pdf PDF 450.33KB 25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
