NF S31-059-1983 Acoustics Test code for the measurement of noise emitted by bar guide tubes (screw cutting industry) 《声学 导管噪音测量试验规范（车螺纹工艺）》.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

2018_2019学年高中地理第三章旅游规划3.1旅游规划概述课时训练湘教版选修3.docx

2018_2019学年高中地理第三章旅游规划3.2旅游资源评价课件湘教版选修3.pptx

2018_2019学年高中地理第三章旅游规划3.2旅游资源评价课时训练湘教版选修3.docx

2018_2019学年高中地理第三章旅游规划3.3旅游规划课件湘教版选修3.pptx

2018_2019学年高中地理第三章旅游规划3.3旅游规划课时训练湘教版选修3.docx

2018_2019学年高中地理第三章旅游规划整合课件湘教版选修3.pptx

2018_2019学年高中地理第三章旅游规划过关检测湘教版选修3.docx

2018_2019学年高中地理第二章旅游景观的欣赏2.1旅游景观欣赏方法课件湘教版选修3.pptx

2018_2019学年高中地理第二章旅游景观的欣赏2.1旅游景观欣赏方法课时训练湘教版选修3.docx