NBN 239-1953 5625 《低压蒸汽中央供暖装置的特殊条件》.pdf

相关资源

IRS 70778-2-2018 Recommendations for determining the carrying capacity and fatigue risks of existing metallic railway bridges.pdf

IRS 70712-2018 Rail defects.pdf

IRS 50596-6-2018 Conditions for coding intermodal loading units in combined transport combined transport lines and wagons.pdf

IRS 50596-5-2018 Transport of road vehicles on wagons-Technical Organisation-Conveyance of semi-trailers with P coding or N coding on recess wagons.pdf

IESNA TM-23-2017 Lighting Control Protocols.pdf

IESNA RP-2-2017 Recommended Practice for Retail Lighting.pdf

ITU-R RAPPORT M 766-2 FRENCH-1990 Feasibility of frequency sharing between the GPS and other services《全球定位系统和其他服务之间的频率共享的可行性》.pdf

ITU-R RAPPORT M 763-3 FRENCH-1990 Signal level variation due to multipath effects and blockage by ship-s superstructure in maritime mobile-satellite service lin.pdf

ITU-R RAPPORT M 739-1 FRENCH-1986 Interference due to intermodulation products in the land mobile service between 25 and 100 MHz《由于互调产物在陆地移动服务25和100 MHz之间产生的干扰》.pdf

ITU-R RAPPORT M 319-7 FRENCH-1990 Characteristics of equipment and principles governing the assignment of frequency channels between 25 and 100 MHz for land mob.pdf

猜你喜欢

EN 14963-2006 en Roof coverings - Continuous rooflights of plastics with or without upstands - Classification requirements and test methods《屋顶覆盖物 带或不带竖立支架的连续塑料天窗 分级 要求和试验方法》.pdf

EN 14964-2006 en Rigid underlays for discontinuous roofing - Definitions and characteristics《非连续屋顶盖法用硬质衬垫物 定义和特征》.pdf

EN 14965-2005 en Inland navigation vessels Flat bollards《内河航行船舶 平直系缆柱》.pdf

EN 14967-2006 en Flexible sheets for waterproofing - Bitumen damp proof courses - Definitions and characteristics《防水用柔性薄板 沥青防潮层 定义和特征》.pdf

EN 14968-2006 en Semantics for groundwater data interchange《地下水数据交换的语义学》.pdf

EN 14969-2006 en Railway applications Track Qualification system for railway trackwork contractors《轨道交通 轨道 铁路轨道合同质量系统》.pdf

EN 14970-2006 en Textiles - Knitted fabrics - Determination of stitch length and yarn linear density in weft knitted fabrics《织物 针织物 测定线迹长度和纬编针织绸纱线线密度》.pdf

EN 14971-2006 en Textiles - Knitted fabrics - Determination of number of stitches per unit length and unit area《纺织品 针织物 单位长度和单位面积缝针数量的测定》.pdf

EN 14973-2015 en Conveyor belts for use in underground installations - Electrical and flammability safety requirements《地下装置用输送带 电气和可燃性安全要求》.pdf