天工DT660平地机的优点有：1. 天工DT660平地机具有高效节能的特点，能够在短时间内完成大面积的平地作业，提高工作效率。2. 该平地机具有强大的功率和扭矩，能够应对各种复杂的地形和土壤条件，保证了作业的质量。3. 天工DT660平地机配备了先进的自动控制系统，能够实现精确的定位和作业路径规划，减少操作员的劳动强度。4. 平地机的部件采用高强度材料制造，具有较好的耐磨、耐腐蚀性能，使用寿命长。5. 设备结构紧凑，操作简单方便，易于维修和保养。6. 天工DT660平地机具有较高的适应性，不仅适用于平地作业，还可以用于挖掘、压实、抛土等多种作业场景。总之，天工DT660平地机具有高效节能、强大的作业能力、先进的自动控制系统、耐用易操作等一系列优点，是一款理想的平地作业设备。

The advantages of Tiangong DT660 motor grader include:1. Tiangong DT660 motor grader is characterized by high efficiency and energy saving, which is able to complete the grading operation of large area in a short time and improve the working efficiency.2. The motor grader is equipped with strong power and torque, which is able to cope with all kinds of complicated terrains and soil conditions, and ensures the quality of the operation.3. Tiangong DT660 motor grader is equipped with advanced automatic control system, which is able to realize precise positioning and work path planning. It can realize precise positioning and work path planning, and reduce the operator's labor intensity.4. The grader's parts are made of high-strength materials with good wear and corrosion resistance, and have a long service life.5. The equipment has a compact structure, is simple and convenient to operate, and is easy to maintain and repair.6. The Tiangong DT660 motor grader has a high degree of adaptability, and it is not only suitable for grading work, but also can be used for excavation, compaction, soil throwing and other operation scenarios. All in all, Tiangong DT660 motor grader has a series of advantages such as high efficiency and energy saving, powerful working ability, advanced automatic control system, durable and easy to operate, etc. It is an ideal grader.