SIS SS 18 71 69-1987 Coal - Determination of oxygen content《煤 氧含量的测定》.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

DIN EN 61609-1999 Microwave ferrite components - Guide for the drafting of specifications (IEC 61609 1996) German version EN 61609 1999《微波铁氧体元件 规范编写指南》.pdf

DIN EN 61610-1996 Prints and transparencies produced from electronic sources - Assessment of image quality (IEC 61610 1995) German version EN 61610 1996《电子源制相片及透明软片 图象质量评定》.pdf

DIN EN 61628-1-1999 Corrugated pressboard and presspaper for electrical purposes - Part 1 Definitions designations and general requirements (IEC 61628-1 1997) German version EN 616.pdf

DIN EN 61628-2-2008 Corrugated pressboard and presspaper for electrical purposes - Part 2 Methods of test (IEC 61628-2 1998 + A1 2007) German version EN 61628-2 1999 + A1 2007《电工用波.pdf

DIN EN 61631-2002 Test method for the mechanical strength of cores made of magnetic oxides (IEC 61631 2001) German version EN 61631 2001《磁氧化物制磁心的机械强度的试验方法》.pdf

DIN EN 61643-11-2013 Low-voltage surge protective devices - Part 11 Surge protective devices connected to low-voltage power systems - Requirements and test methods (IEC 61643-11 20.pdf

DIN EN 61643-21-2013 Low voltage surge protective devices - Part 21 Surge protective devices connected to telecommunications and signalling networks - Performance requirements and .pdf

DIN EN 61643-321-2003 Components for low-voltage surge protection devices - Part 321 Specifications for avalanche breakdown diodes (ABD) (IEC 61643-321 2001) German version EN 6164.pdf

DIN EN 61643-331-2004 Components for low-voltage surge protective devices - Part 331 Specification for metal oxide varistors (MOV) (IEC 61643-331 2003) German version EN 61643-331 .pdf