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随着国家对基础设施建设投入的加大和西部大开发的进一步深入，复杂多变的施工环境对装载机工作装置的功能提出了更高的要求，一机多用的用户需求会越来越迫切。为了加快施工进度，提高作业效率，降低劳动强度，开发出一种能轻便地、快速地更换多种工作装置的装载机就显得十分
With the increasing investment by the state in infrastructure construction and further development of the western region, the complex and ever-changing construction environment has put forward higher requirements on the functions of the loader working device. The demand of a multi-purpose user machine will be more and more urgent. In order to speed up the construction progress, improve work efficiency and reduce labor intensity, it is very significant to develop a loader that can change various working devices easily and quickly