產(chǎn)品用途:產(chǎn)品用于煤礦井下電話通信干線、配線和用戶線路,執(zhí)行標(biāo)準(zhǔn) Standards implemented:MT 81814-1999 , MHYV 煤礦用聚乙烯絕緣聚氯乙烯護(hù)套通信電纜 PE insulated PVC sheathed communication cables for coal mines 用于平巷、斜巷及機(jī)電硐室 Served in level,slanted channels and power house |