柳工CLG9045E挖掘机的主要优点包括：1. 高效性能：搭载了强力大扭矩发动机和大功率液压系统，能够提供卓越的施工能力和高效的工作效率。2. 稳定性：采用了长轴距和宽大履带设计，提供了更高的稳定性和推力，能够在各种地形条件下进行稳定的操作。3. 操作便捷：采用人性化设计，配备了宽敞舒适的操作室和方便灵活的操作杆，操作简便且操作者疲劳度低。4. 整体可靠性：设备结构坚固可靠，关键部件经过优化设计和多重保护措施，确保设备的整体可靠性和耐用性。5. 维护方便：采用可拆卸设计，方便日常维护和保养，降低了维护成本和维修时间。6. 环保节能：符合国家排放标准，采用了先进的环保技术，减少了废气和废弃物的排放，降低了能源消耗。综上所述，柳工CLG9045E挖掘机具有高效性能、稳定性、操作便捷、整体可靠性、维护方便和环保节能等优点。

The main advantages of LiuGong CLG9045E excavator include:1. Efficient Performance: Equipped with powerful high-torque engine and high-power hydraulic system, it can provide excellent construction capacity and efficient work efficiency.2. Stability: Adopting a long wheelbase and wide track design, it provides higher stability and thrust, and is able to operate stably in various terrain conditions.3. Convenience of Operation: Adopting a humanized design, equipped with a spacious and comfortable operating room and convenient and flexible operating lever, easy to operate and low operator fatigue.4. Overall Reliability: the equipment structure is sturdy and reliable, and the key components have been optimized design and multiple protection measures to ensure the overall reliability and durability of the equipment.5. Convenient Maintenance: it adopts a detachable design, which makes it convenient for daily maintenance and upkeep, and reduces the maintenance cost and repair time.6. Environmental protection and energy saving: it meets the national emission standards and adopts advanced environmental protection technology, which reduces the emission of exhaust gas and waste and lowers energy consumption. To summarize, LiuGong CLG9045E excavator has the advantages of high efficiency performance, stability, convenient operation, overall reliability, easy maintenance and environmental protection and energy saving.