对于工程机械而言,液压系统一直拥有着不可取代的重要地位,其自身的升级换代也不断推动工程机械产品的日益更新。近年来,节能、环保、高效日益成为工程机械行业的主打牌,作为其中的关键部件,液压系统自然再次担当起极其重要的角色。各类产品推向市场时,液压系统也成为各企业宣传的重点。在这个过程中,自主研制、联合开发、采购高端产品等,大家都使出浑身解数进行角逐。伊顿作为该领域的佼佼者,针对传统液压系统的技术难题以及人们关心 For construction machinery, the hydraulic system has always been an irreplaceable important position, its own upgrading also continue to promote the continuous updating of construction machinery products. In recent years, energy saving, environmental protection and high efficiency are increasingly becoming the main playing cards in the construction machinery industry. As one of the key components, the hydraulic system plays an extremely important role again. Various types of products to the market, the hydraulic system has become the focus of corporate communications. In this process, independent research, joint development, procurement of high-end products, we all resorted to every means to compete. Eaton as a leader in the field, for the technical problems of traditional hydraulic systems and people’s concern