scrapern.刮刀;刮削器;刮土机
scraper ring刮油环,油圈
scraper trap刮刀沟槽,废油回收槽
scraper bowl铲运机斗
scraper rope扒矿机钢丝绳
scraper pump刮板泵
scraper file刮锉
scraper knife铲刀
scraper chain刮板链
scraper winch电耙运输车,扒矿绞车
scraper apron耙斗后壁