短語詞組短語screw sand washer [建]螺旋洗砂機Rapid sand washer 快速洗砂機chain sand washer [建]鏈板式洗砂機sand -washing-machine screw--washer screw--washing 河南rotating sand washer 旋轉(zhuǎn)洗砂機sand and gravel washer 砂及礫石洗滌器elutriator sand washer 淘析器stepwise sand washer 沖砂器spray washer for sand 噴水洗砂機 返回 sand washer