短語詞組短語carrier -pipe 介質(zhì)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(dǎo)琯支座;運(yùn)琯船琯承;運(yùn)琯船pipe carrier stand 導(dǎo)琯導(dǎo)輪架transverse pipe carrier 跨軌導(dǎo)琯導(dǎo)輪 返回 carrier pipe