power shovel

挖掘机:一种由动力驱动的挖掘机

常用释义

词性释义

挖掘机:一种由动力驱动的挖掘机,由支撑杆或起重机支撑的杠杆臂和末端带有大型斗的设备组成。
例句
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a power shovel that is driven by steam.
用蒸汽驱动的动力铲。
New technology -multi -tooth wholly inserted welding for restoring the large tooth ring of a power shovel
多齿整体镶焊修复电铲大齿圈新工艺