天工PY120M平地机的优点包括：1. 高效节能：采用先进的液力传动技术，具有高转矩特性，使平地机具有更好的能源利用效率。同时，采用先进的液压系统，可以实现更精确和高效的工作。2. 操作简便：该平地机采用人性化的设计，操作简单方便。操作手柄位置合理，可根据使用者身高自由调节，使操作更加舒适，降低操作员的劳动强度。3. 多功能：天工PY120M平地机具有多个功能模式，可根据不同的施工需求进行切换。可以进行平整、碾压、夯实等多种作业，适用于各种场地，如道路、工地、河堤等。4. 质量可靠：天工PY120M平地机采用优质材料制造，结构坚固耐用，可靠性高。在施工过程中，能够适应各种恶劣环境，提供稳定持久的使用效果。5. 维护方便：该平地机具有开放式结构设计，便于维修保养。维修人员可以轻松进行检修和维护，减少了故障排除和维修的时间和成本。总之，天工PY120M平地机具有高效节能、操作简便、多功能、质量可靠和维护方便等优点，是一款性能稳定的平地机型号。

Advantages of Tiangong PY120M motor grader include:1. High efficiency and energy saving:Adopting advanced hydraulic transmission technology with high torque characteristics, the grader has better energy utilization efficiency. Meanwhile, the adoption of advanced hydraulic system can realize more precise and efficient work.2. Easy operation: the grader adopts humanized design, which is simple and convenient to operate. The operating handle is reasonably positioned and can be freely adjusted according to the height of the user, which makes the operation more comfortable and reduces the labor intensity of the operator.3. Multi-functional: Tiangong PY120M motor grader has multiple function modes, which can be switched according to different construction needs. It can carry out many kinds of operations such as leveling, crushing, tamping, etc. It is suitable for various sites, such as roads, construction sites, river embankments, etc. 4. Reliable Quality: Tiangong PY120M motor grader is made of high quality materials with sturdy and durable structure and high reliability. During the construction process, it can adapt to various harsh environments and provide stable and long-lasting use.5. Convenient Maintenance: The grader has an open structure design, which is convenient for repair and maintenance. Maintenance personnel can easily carry out overhaul and maintenance, reducing the time and cost of troubleshooting and maintenance. All in all, Tiangong PY120M motor grader has the advantages of high efficiency and energy saving, easy operation, multi-function, reliable quality and easy maintenance, which makes it a stable grader model.