“FOR FIRE DETECTION AND ALARM SYSTEM 制作者:CUMMINS.BT5.9.NA继电器6PIN (DEZHOU ELEC & 中国海事保安服务) 类型:T2000 DWG NO.FE-94″ 811PH SMOKE FOR DETECTOR (W.T.) 阳极MG-01 泰科消防 &SECURITY GMBH.T2000.516.800.507