中联重科ZLJ5339THB 49X-6RZ泵车的优点有：1. 系统稳定可靠：该泵车采用了先进的液压系统和传动技术，具备稳定的性能，能够保证施工的高效和精准。2. 操作便捷：泵车配备了液晶显示屏和操作面板，操作简单直观。同时，还具备遥控功能，可以实现远程操控，提高了操作的便捷性。3. 机动灵活：该泵车的底盘采用了世界知名的汽车品牌，具备良好的机动性和灵活性，适应各种工地施工需求。4. 大幅度工作范围：该泵车配备了长臂及多折臂结构，最大工作半径达到了49.1米，最大工作高度达到了48.1米，可以满足复杂的施工环境和高空施工需求。5. 输送效率高：该泵车采用了7段折臂和6段铰接臂结构，支腿平稳可靠。泵送效率高，能够满足大流量、高压力的混凝土输送需求。6. 安全可靠：泵车配备了具备自动报警和过载保护功能的电子秤，可以确保施工过程的安全可靠性。同时，还具备多种安全保护装置，如防翻转装置、防侧倾装置等，保障操作人员的安全。7. 节能环保：该泵车采用了先进的液压系统和发动机，具有低能耗和低排放的特点，符合环保要求。8. 维修方便：泵车采用了模块化设计，易于维护和维修。同时，还拥有完善的售后服务网络，能够及时响应客户需求，保障设备的正常运行。

The advantages of Zoomlion ZLJ5339THB 49X-6RZ pump truck are as follows: 1. Stable and reliable system: the pump truck adopts advanced hydraulic system and transmission technology, which has stable performance and can ensure the high efficiency and precision of the construction. 2. Convenient operation: the pump truck is equipped with LCD display and operation panel, which is simple and intuitive. At the same time, it also has the remote control function, which can realize remote control and improve the convenience of operation.3. Motorized and flexible: the chassis of the pump truck adopts the world-famous automobile brand, which has good maneuverability and flexibility and can adapt to the needs of various construction sites.4. Wide range of work: the pump truck is equipped with a long arm and multi-folding arm structure, and its maximum working radius reaches 49.1 meters, and the maximum working height reaches 48.1 meters, which can meet the requirements of complex construction sites. The maximum working radius reaches 49.1 meters and the maximum working height reaches 48.1 meters, which can meet the needs of complex construction environment and high altitude construction. 5. High conveying efficiency: the pump truck adopts 7-section folding arm and 6-section articulated arm structure, with smooth and reliable outriggers. With high pumping efficiency, it can meet the demand of large flow and high pressure concrete conveying.6. Safety and reliability: The pump truck is equipped with electronic scale with automatic alarm and overload protection function, which can ensure the safety and reliability of the construction process. Meanwhile, it is also equipped with a variety of safety protection devices, such as anti-overturning device, anti-side-tilting device, etc., to protect the safety of operators.7. Energy-saving and environmentally friendly: The pump truck adopts advanced hydraulic system and engine, which has the characteristics of low energy consumption and low emission, and conforms to the requirements of environmental protection.8. Easy to maintain: The pump truck adopts a modularized design, which is easy to maintain and repair. It also has a perfect after-sales service network, which can respond to customer needs in time and ensure the normal operation of the equipment.