STAS SR ISO 3058-1993 Non-destructive testing Aids to visual inspection Selection of low-power magnifiers《非破坏性试验．目视检查的辅助手段．低功率放大器的选择》.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

2011年江苏省南京市下关区秦淮区沿江区中考模拟数学卷.doc

2011年江苏省南京市建邺区中考模拟数学卷.doc

2011年江苏省南通市中考数学试题.doc

2011年江苏省大丰市初一第一学期末数学卷.doc

2011年江苏省姜堰市初一第一学期期末考试数学卷.doc

2011年江苏省宜兴市周铁中学九年级上学期期中考试数学卷.doc

2011年江苏省常州市中考数学试卷与答案.doc

2011年江苏省徐州市初中毕业、升学模拟考试数学卷.doc

2011年江苏省徐州市第二中学九年级上学期期中考试数学卷.doc