標(biāo)題: ASTM F 2249-2003 用于切斷電源線和設(shè)備的臨時(shí)接地跨接裝置... [打印本頁] 作者: 兌水 時(shí)間: 2009-12-8 06:18 標(biāo)題: ASTM F 2249-2003 用于切斷電源線和設(shè)備的臨時(shí)接地跨接裝置... F2249-03 Standard Specification for In-Service Test Methods for Temporary Grounding Jumper Assemblies Used on De-Energized Electric Power Lines and Equipment
