迪万伦DX60 ACE国四挖掘机的优点有：1. 国四排放标准：迪万伦DX60 ACE国四挖掘机符合国家的排放要求，具有较低的污染物排放，对环境友好。2. 强大的动力系统：该挖掘机搭载了强大的动力系统，可以确保高效的工作能力和良好的动力输出。3. 稳定性和安全性：迪万伦DX60 ACE国四挖掘机采用了先进的液力变矩器和固定轴式行走机构，具有良好的稳定性和安全性。4. 操控性能优越：该挖掘机采用人机工程学设计，操作手感流畅，操控简单，提高了作业效率和操作者的工作舒适度。5. 结构坚固耐用：别克挖掘机的结构框架坚固耐用，使用寿命长，能够适应各类复杂的工况和恶劣的作业环境。6. 维修保养方便：DX60 ACE国四挖掘机的维修保养工作非常方便，关键部件易于拆卸和更换，降低了维修成本和停机时间。

Advantages of Diwanlun DX60 ACE national four excavator include: 1. National four emission standard: Diwanlun DX60 ACE national four excavator meets the national emission requirements, has low pollutant emission and is friendly to the environment. 2. Powerful power system: The excavator is equipped with a powerful power system, which can ensure efficient working capacity and good power output. 3. Stability and safety: Diwanlun DX60 ACE national four excavator adopts advanced hydraulic torque converter and fixed-shaft traveling mechanism, which has good stability and safety.4. Superior control performance: the excavator adopts ergonomic design, smooth operation feel, simple control, which improves the operation efficiency and operator's working comfort.5. Structural ruggedness and durability: the structural frame of the Buick excavator is rugged and durable, with a long service life, which can adapt to all kinds of complex working conditions and work conditions, and can also adapt to all kinds of complex working conditions and work conditions. It can adapt to all kinds of complex working conditions and harsh operating environments.6. Convenient maintenance: the maintenance of DX60 ACE national four excavator is very convenient, and the key components are easy to disassemble and replace, which reduces the maintenance cost and downtime.