dippern.长柄勺;河乌鸟
dipper tooth铲斗齿,铲斗刀
dipper gourd木勺葫芦
dipper stick挖掘铲斗柄柱,水位指示器,铲斗柄
dipper letup铲齿
dipper teeth铲斗齿
dipper shovel杓斗铲,挖土机铲斗
dipper dredge铲扬式挖泥船,铲斗挖掘船,铲斗挖泥机,单斗挖泥机
dipper handle挖掘机杓斗杆
dipper sample用取样勺采的样品,勺样
dipper factor满斗系数