基本解釋[經(jīng)濟(jì)學(xué)]斗式挖溝機(jī)詞組短語短語bucket t trench digger 斗式挖溝機(jī)multi bucket trench digger 多斗挖溝機(jī)multi -bucket trench digger 多斗式挖溝機(jī)inclined chain -and-bucket trench digger 傾斜式鏈斗挖溝機(jī)bucket trench digger更多詞組專業(yè)釋義經(jīng)濟(jì)學(xué)斗式挖溝機(jī)