基本解釋[經(jīng)濟學]鬭式挖溝機詞組短語短語bucket t trench digger 鬭式挖溝機multi bucket trench digger 多鬭挖溝機multi -bucket trench digger 多鬭式挖溝機inclined chain -and-bucket trench digger 傾斜式鏈鬭挖溝機bucket trench digger更多詞組專業(yè)釋義經(jīng)濟學鬭式挖溝機