提出一种基于复合形法的液压挖掘机铲斗机构的优化设计方法，给出优化模型。
A method of optimal design for Hydraulic Excavator shovel mechanism is discussed and the optimal model is given.
土方机械。装载机和前端装载的挖掘机铲斗。装载体积额定值。
Earth - moving machinery. loader and front loading excavator buckets. volumetric ratings.
小孩子是由他父亲王学兵教会操作的。他的父亲正冷静的在旁边拍摄他操作挖掘机，用铲斗铲起沙子并移动。
The youngster was taught by his father Wang Xuebing, who videoed him calmly driving the digger around and using its scoop to pick up and move sand.
应用推荐