国机常林720T平地机的优点有：1. 功能多样化：国机常林720T平地机具有多种作业功能，可以进行平整和清理作业，适用于不同的工地需求。2. 高效节能：该平地机采用先进的液力传动系统和自动电控系统，能够提高作业效率，降低能耗。3. 驾驶舒适：国机常林720T平地机的驾驶室设计合理，操控方便，操作人员可以在舒适的环境中进行作业。4. 可靠性强：该平地机采用优质的原材料和先进的生产工艺，具有良好的耐用性和可靠性，能够在恶劣的工地条件下正常运行。5. 维护方便：国机常林720T平地机的维护和保养相对简单，易于维修，可以减少机械故障对工地作业的影响。6. 价格合理：相比其他品牌的平地机，国机常林720T平地机的价格相对较低，具有较高的性价比。综上所述，国机常林720T平地机具有多种功能、高效节能、驾驶舒适、可靠性强、维护方便和价格合理的优点。

The advantages of Guoji Changlin 720T motor grader are as follows: 1. Diversified functions: Guoji Changlin 720T motor grader has various operating functions, which can carry out leveling and cleaning operations, and is suitable for different site requirements. 2. High efficiency and energy saving: The motor grader adopts the advanced hydraulic transmission system and automatic electronic control system, which can improve the operating efficiency and reduce the energy consumption. 3. Comfortable driving: The cab of Guoji Changlin 720T motor grader is reasonably designed and easy to control, and the operator can work in a comfortable environment. 4. Reliable: The grader adopts high-quality raw materials and advanced production technology, which has good durability and reliability. 5. The cab is well-designed and easy to control, and the operator can work in a comfortable environment. 4. Reliability: the grader adopts high-quality raw materials and advanced production technology, which has good durability and reliability, and is able to operate normally under the harsh site conditions. 5. Convenient Maintenance: the maintenance of the Guogi Changlin 720T motor grader is relatively simple, and is easy to repair, which reduces the impact of the mechanical failure on the site operation. 6. Reasonable price: Compared with other brands of motor grader, the price of GCM Changlin 720T motor grader is relatively low, which has a high cost performance. To sum up, the 720T grader has the advantages of multiple functions, high efficiency and energy saving, comfortable driving, high reliability, easy maintenance and reasonable price.