沃尔沃EC120DL挖掘机具有以下优点：1. 高效能：该挖掘机配备了强大的发动机和优化的液压系统，提供出色的挖掘力和运行速度，可以高效地完成各种挖掘任务。2. 稳定性强：EC120DL挖掘机采用了沃尔沃独特的智能平衡系统，可以在不平稳的地面上保持稳定性，提供安全可靠的操作环境。3. 操控简便：该挖掘机配备了先进的操作系统和人性化的操控界面，易于驾驶员操作，减少人为失误的可能性。4. 舒适性好：EC120DL挖掘机采用了先进的座舱设计和降噪技术，提供舒适的工作环境，减轻驾驶员的疲劳感。5. 高度可调性：该挖掘机具有多达三十种不同的配件和附件可供选择，可以根据具体的挖掘任务进行灵活调整，提高工作效率。总体而言，沃尔沃EC120DL挖掘机具有高效能、稳定性强、操控简便、舒适性好和高度可调性等优点，适用于各种挖掘工作。

Volvo EC120DL excavator has the following advantages: 1. high performance: the excavator is equipped with a powerful engine and optimized hydraulic system, providing excellent digging force and operating speed, and can efficiently complete a variety of excavation tasks. 2. high stability: the EC120DL excavator adopts Volvo's unique intelligent balancing system, which can maintain stability on unstable ground and provide Safe and reliable operating environment.3 Easy operation: The excavator is equipped with advanced operating system and humanized control interface, which is easy for the driver to operate and reduces the possibility of human error.4 Comfort: The EC120DL excavator adopts advanced cockpit design and noise reduction technology, which provides a comfortable working environment and reduces the fatigue of the driver.5 Highly adjustable: The excavator is equipped with as many as thirty different accessories and attachments to choose from, allowing for flexible adjustments to specific digging tasks and improved work efficiency. Overall, the Volvo EC120DL excavator has the advantages of high performance, stability, easy maneuverability, comfort and high adjustability, which makes it suitable for all kinds of excavation work.