短語詞組短語scraper trough conveyor 槽型刮板輸送機(jī)scraper r conveyor 刮板運(yùn)輸機(jī)scraper chain conveyor 鏈板輸送機(jī);埋刮板輸送機(jī);鏈?zhǔn)焦瓮吝\(yùn)輸機(jī)Large scraper conveyor 大型埋刮板輸送機(jī)submerged scraper conveyor 刮板撈渣機(jī)t scraper conveyor t 刮板機(jī)embedded scraper conveyor 埋刮板輸送機(jī)scraper r trough conveyor 槽型刮板輸送機(jī)chain scraper conveyor 鏈板輸送機(jī) 返回 scraper conveyor