JUS M J2 116-1989 Materials and equipment for petroleum and natural gas industries Classification of rock (roller) bits《石油及天然气工业原料与设备 岩石（牙轮）钻头分类》.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

JJG(纺织) 043-1991 电容式条干均匀度仪检定规程.pdf

JJG(纺织) 045-1991 织物风格仪检定规程.pdf

JJG(纺织) 047-1991 低压织物透气量仪检定规程.pdf

JJG(纺织) 048-1991 纱线毛羽测试仪检定规程.pdf

JJG(纺织) 049-1991 棉纤维偏光成熟度仪检定规程.pdf

JJG(纺织) 050-1991 卷曲弹性仪检定规程.pdf

JJG(轻工) 59-1990 MIT式耐折度测定仪检定规程.pdf

JJG(邮电) 023-1994 误码测试仪检定规程.pdf

JJG(邮电) 037-1997 帧结构测试仪检定规程.pdf