鸿得利HDL5431THB(5664E)泵车的优点有：1. 泵车的泵送系统采用新型高效排塔式液压系统，具有泵送混凝土的速度快、效率高的特点。2. 车辆采用德国进口的汽车底盘，具有稳定性好、使用寿命长的特点，可以有效地提高泵车的使用寿命和稳定性。3. 泵车的液压系统采用国际先进的液压元件，具有可靠性高、工作效率高的特点，可以保证泵车的运行稳定性和工作效率。4. 泵车的射灌装置采用多点控制系统，可以实现多种灌注方式，满足不同施工需求。5. 泵车的液压泵和总发动机采用双发动机双回路工作方式，具有风冷、水冷双冷却系统，可以有效降低液压系统温度，保证泵送混凝土的稳定性。6. 泵车的润滑系统采用中央化润滑系统，可以实现自动润滑，减少人工干预，提高泵车的工作效率和使用寿命。7. 泵车的液压伸缩装置采用全自动操作系统，具有快速、便捷的特点，可以提高泵车的操作效率和便利性。总的来说，鸿得利HDL5431THB(5664E)泵车具有操作简便、性能稳定、泵送效率高等优点，适用于各种工程施工需求。

The advantages of Hontex HDL5431THB(5664E) pump truck include: 1. the pumping system of the pump truck adopts new type high efficient row tower hydraulic system, which is characterized by fast speed and high efficiency of pumping concrete. 2. the vehicle adopts the automobile chassis imported from Germany, which is characterized by good stability and long service life, and it can effectively improve the service life and stability of the pump truck. 3. the hydraulic system of the pump truck The hydraulic system of the pump truck adopts international advanced hydraulic components, featuring high reliability and high working efficiency, which can ensure the running stability and working efficiency of the pump truck. 4. The pump truck's injection device adopts multi-point control system, which can realize various filling methods to meet different construction needs. 5. The hydraulic pump and the total engine of the pump truck adopt double engine and double circuit working mode, with air-cooled and water-cooled double cooling system, which can effectively reduce the temperature of the hydraulic system and ensure the pumping of concrete. 6. The lubrication system of the pump truck adopts centralized lubrication system, which can realize automatic lubrication, reduce manual intervention, and improve the working efficiency and service life of the pump truck. 7. The hydraulic telescopic device of the pump truck adopts full-automatic operation system, which is fast and convenient, and improves the operation efficiency and convenience of the pump truck. 8. Overall, Hontex HDL5431THB(5664E) pump truck has the advantages of easy operation, stable performance and high pumping efficiency, which is suitable for all kinds of engineering construction needs.