柳工6526EG4国四压路机的优点包括：1. 动力强劲：搭载的国四排放标准的发动机能够提供高效、稳定的动力输出，使压路机在施工过程中能够顺利地进行压实作业。2. 可靠性高：柳工作为知名品牌，该款压路机具有良好的质量和可靠性，能够适应不同地质条件下的施工需求。3. 操控简便：该款压路机配备了先进的操控系统，操作简单方便，使操作人员能够快速上手并掌握操作技巧。4. 施工效率高：柳工6526EG4国四压路机具有较大的压实宽度和压实深度，能够在较短的时间内完成大面积的压实作业，提高施工效率。5. 环保节能：符合国四排放标准的发动机采用先进的燃烧技术，能够减少排放物的产生，降低对环境的污染；同时，采用的液压系统能够实现能源的有效利用，提高能源利用效率。6. 维修方便：柳工6526EG4国四压路机采用模块化设计，各个部件之间连接紧密，易于维修和更换，减少了维修时间和成本。综上所述，柳工6526EG4国四压路机具有动力强劲、可靠性高、操控简便、施工效率高、环保节能和维修方便等优点，适用于各种不同地质条件下的压实作业。

The advantages of LiuGong 6526EG4 national four roller include: 1. Strong power: the national four emission standard engine can provide efficient and stable power output, which enables the roller to carry out compaction operation smoothly during the construction process. 2. High reliability: LiuGong is a famous brand, the roller has good quality and reliability, and it can be adapted to the construction needs under different geological conditions. 3. Easy operation: the roller is equipped with advanced control system, which is easy and convenient to operate, enabling the operator to get started quickly and master the operation skills. 4. High construction efficiency: LiuGong 6526EG4 national four roller has a large compaction width and compaction depth, which is able to complete a large area of compaction work in a shorter period of time and improve the construction efficiency. 5. Environmental protection and energy-saving: the engine which complies with the national four emission standard adopts advanced combustion technology, which is able to reduce the emissions. 6. Adopting advanced combustion technology, the engine can reduce the generation of emissions and reduce the pollution to the environment; meanwhile, the hydraulic system can realize the effective use of energy and improve the efficiency of energy use.6. Convenient Maintenance: LiuGong 6526EG4 national four roller adopts modular design, and the connection between each part is tight, which is easy to be maintained and replaced, and reduces the maintenance time and cost. To summarize, LiuGong 6526EG4 national four roller has the advantages of strong power, high reliability, easy control, high construction efficiency, environmental protection and energy saving and convenient maintenance, which is suitable for compaction operations under different geological conditions.