power shovel 电铲 ; 单斗挖土机 ; 动力铲 ; 长臂铲车
truck-mounted power shovel 车载动力铲
one-way power shovel [机] 单向控制机械铲
electric shovel power shovel 电铲
electric mobile power shovel 柴油电力移动式电铲
bidirectional power shovel [机] 双向控制机械铲
Wheel-mounted power shovel 胶轮机动铲
m power shovel m3电铲
power-shovel mining 机铲开采
This article introduces the pollution effect factors of WJD-0.75 power shovel vehicle, and describes the pollution control and precaution measures.
本文详细介绍了污染对WJD - 0 . 75电动铲运机液压系统的影响，并对铲运机污染的预防与控制措施进行了阐述。
Therefore, the investigation and discussion on power shovel main malfunction cause, diagnose method, maintainance operation is of great significance to improving power shovel efficiency.
因此，探讨电铲常见故障原因、诊断方法、维护操作对提高电铲作业效率有着极为重要的意义。
The method of producing the teeth of bin in power shovel by vanishing mould casting and the method of operation of water toughening were presented.
介绍了用消失模铸造生产电铲斗齿的工艺方法以及水韧处理的操作要点。
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