NC 19-03-22-1985 Occupational Hygiene and Safety Standards System Cranes Safety Requlrements for the Slmultaneous Exploitation of Various Cranes《职业卫生和安全标准系统 各种起重机同时开采的安全要求》.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

WS T 162-1999 作业场所空气中硝基胍的测定方法.pdf

WS T 163-1999 作业场所空气中二硝基甲苯的测定方法.pdf

WS T 164-1999 作业场所空气中丁胺的溶剂解吸气相色谱测定方法.pdf

WS T 165-1999 作业场所空气中异辛醇的气相色谱测定方法.pdf

WS T 166-1999 作业场所空气中甲酸甲酯和甲酸乙酯的直接进样气相色谱测定方法.pdf

WS T 167-1999 作业场所空气中双乙烯酮的热解吸气相色谱测定方法.pdf

WS T 168-1999 作业场所空气中二苯基甲烷二异氰酸酯的盐酸苯乙二胺分光光度测定方法.pdf

WS T 169-1999 作业场所空气中正庚烷的气相色谱测定方法.pdf

WS T 17-1996 尿中铅的双硫腙分光光度测定方法.pdf