短語詞組短語roller -curve fight conveyor 垂直轉(zhuǎn)彎式roller conveyor -screen 輥式布料器live -roller conveyor [機(jī)]驅(qū)動式滾柱輸送機(jī)spool -type roller conveyor [機(jī)]線軸式滾柱運(yùn)輸機(jī)spring -mounted roller conveyor 彈簧支承滾軸運(yùn)輸機(jī)take -away roller conveyor at rear 后接取輥道 返回 roller conveyor