单词power shovel
na.: 挖土机;机铲网络: 电铲;掘土机;单斗挖土机
挖掘机
单斗挖土机
掘土机
挖土机;机铲
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