国机重工DT620平地机的优点有以下几个：1. 功能全面：DT620平地机具备多种功能，包括平整、开沟、培土等。适用于不同地面的处理，能够满足多种工程的需求。2. 稳定性强：DT620平地机采用了稳定的底盘设计，能够确保在工作过程中具有良好的稳定性。同时，配备了新型控制系统，操作简易且灵敏，提高了作业的准确性和稳定性。3. 节能环保：DT620平地机采用先进的液压系统和动力系统，具有较高的能效。在作业过程中能够节约能源，减少对环境的影响。4. 配置高端：DT620平地机采用了高品质的原材料和先进的制造工艺，具有良好的耐久性和可靠性。同时，配备了先进的传感器和控制技术，提高了作业的效率和精度。5. 维护方便：DT620平地机的保养和维修相对简单，使用寿命长。同时，国机重工提供了完善的售后服务，能够及时解决用户的问题，提供技术支持。总之，国机重工DT620平地机具备功能全面、稳定性强、节能环保、配置高端和维护方便等优点，是一款值得选择的平地机产品。

The advantages of SINOMACH DT620 grader are as follows: 1. Comprehensive functions: DT620 grader has many functions, including leveling, trenching, soil cultivation and so on. It is suitable for the treatment of different ground, and can meet the needs of a variety of projects. 2. Stable: DT620 motor grader adopts a stable chassis design, which can ensure good stability in the working process. At the same time, it is equipped with a new control system, which is easy and sensitive to operate, and improves the accuracy and stability of the operation. 3. energy saving and environmental protection: DT620 motor grader adopts advanced hydraulic system and power system, which has high energy efficiency. It can save energy and reduce the impact on the environment during operation.4. High-end Configuration: DT620 motor grader adopts high-quality raw materials and advanced manufacturing process, which has good durability and reliability. Meanwhile, it is equipped with advanced sensors and control technology, which improves the efficiency and precision of the operation.5. Convenient Maintenance: DT620 motor grader is relatively simple to maintain and repair, and has a long service life. Meanwhile, SINOMACH provides perfect after-sales service, which can solve users' problems and provide technical support in time. In a word, SINOMACH DT620 motor grader has the advantages of comprehensive function, strong stability, energy saving and environmental protection, high-end configuration and easy maintenance.