短语词组短语feeder -line transport 航空支线运输机traffic -feeder line 集散运输铁路caxial -line feeder 翻译single -line feeder 单路馈线coaxial -line feeder 翻译Table4 -2 Feeder Line Data 表microprocessor -based feeder line protection 微机馈线保护 返回 feeder line