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。
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。
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