NBN EN 729-2-1994 1250 Quality requirements for welding - Fusion welding of metallic materials - Part 2 Comprehensive quality requirements《焊接技术质量要求 金属材料熔焊 第2部分：全面质量要求》.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

GOST 5935-1973 Hexagon thin slotted nuts with reduced width across flats accuracy class A Construction and dimensions《小尺寸扳手的六角槽形扁螺母(高精度) 结构及尺寸》.pdf

GOST 594-1982 Vertical finish boring machines Standards of accuracy《立式精整镗床 精度规范》.pdf

GOST 595-1979 Cotton cellulose Specifications《棉纤维 规范》.pdf

GOST 596-1989 Technical sodium sulphide Specifications《工业硫化碱 规范》.pdf

GOST 597-1973 Design paper Specifications《图纸 规范》.pdf

GOST 5972-1977 Tooth - powder Specification《牙粉 技术条件》.pdf

GOST 5973-2009 Dump cars for 1520 mm railway gauge General specifications《1520 mm铁路轨道标准尺寸用自动倾倒车 一般规范 注释 替代GOST 5973 (1991)》.pdf

GOST 598-1990 General-purpose zinc sheets Specifications《多用途锌板 规范》.pdf

GOST 5981-2011 Tins and metal lids for canned food Specifications《罐头食品用罐和金属盖子 规格》.pdf