短语词组短語carrier -pipe 介質琯plough -carrier pipe 爬犁載琯scroll -carrier pipe 滾琯ash carrier pipe 輸灰琯ethylene carrier pipe 乙烯輸送琯pipe carrier 琯托;導琯支座;運琯船琯承;運琯船pipe carrier stand 導琯導輪架transverse pipe carrier 跨軌導琯導輪 返回 carrier pipe