Due to the adverse operating environment and strong vibration on loaders, bolts are apt to get loose, resulting in leakage or other troubles.

装载机工作环境恶劣，振动大，螺栓易松动，因而，引起三漏及其它质量事故。

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Because of adverse environment, operating mechanism failure happened frequently.

由于其作业环境恶劣，工作机构极易发生故障。

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