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对现有ZL50、40装载机变速泵存在的早期严重刮壳现象、噪声大、可靠性差、使用寿命短等问题进行研究,并提出改进意见。
The existing ZL50,40 loader variable speed pump early serious shell phenomenon, noise, poor reliability, short service life and other issues to be studied and put forward suggestions for improvement.