利勃海尔LTM1090-4.1起重机具有以下优点：1. 优异的承载能力：LTM1090-4.1起重机具有90吨的最大起重能力，能够应对各种重型物体的吊装需求。2. 灵活多变的工作半径：该起重机拥有可调节的工作半径，从而能够适应不同工地的需求，轻松应对狭小的工作空间或者远离工地的物体吊装。3. 高度可调的伸缩臂：LTM1090-4.1起重机配备了伸缩式臂架，可实现多段伸缩，从而能够根据需要调节臂架的长度，提供更大的工作范围。4. 全地形适应性强：该起重机的底盘具有全地形适应性，能够在各种复杂路况下灵活移动和操作，方便快捷地到达工地并进行施工。5. 安全稳定的操作系统：LTM1090-4.1起重机配备了先进的操作系统，具有高度的智能化和自动化程度，在操作过程中能够保证稳定性和安全性，并提供各种安全保护功能。6. 操作便捷性：起重机的驾驶室设计合理且舒适，配备了便捷的操作系统和大屏显示器，使操作人员能够轻松、直观地掌握机器的状况和工作状态。7. 可靠性和耐用性：利勃海尔作为起重机制造商的知名品牌，LTM1090-4.1起重机采用高质量的材料和先进的制造工艺，具有较高的可靠性和耐用性，能够还你稳定长时间的使用。

Liebherr LTM1090-4.1 crane has the following advantages: 1. Excellent load capacity: LTM1090-4.1 crane has a maximum lifting capacity of 90 tons, which is able to cope with a variety of heavy objects lifting needs. 2. Flexible and changeable working radius: the crane has an adjustable working radius, which is able to adapt to the needs of different construction sites, and can easily cope with the narrow workspace or objects lifting away from the site. 3. Highly adjustable telescopic boom: LTM1090-4.1 crane is equipped with a telescopic boom, which can realize multi-segment telescopic, so that the boom can be adjusted according to the need. The crane has adjustable working radius, which can adapt to the needs of different construction sites, and can easily cope with the lifting of objects in narrow working space or far away from the construction site.3. Height-adjustable telescopic jib: LTM1090-4.1 crane is equipped with telescopic jib, which can realize multi-stage telescoping, and can adjust the length of the jib according to the need to provide a larger working range.4. Highly adaptable to the all-terrain: the chassis of the crane has the ability of adaptability to the all-terrain, so that the crane can be flexibly moved and operated under various complicated road conditions, and can reach the construction site and carry out the work easily. The chassis of the crane has all-terrain adaptability, which can flexibly move and operate under various complicated road conditions, and conveniently and quickly arrive at the site and carry out the construction.5. Safe and stable operating system: LTM1090-4.1 crane is equipped with advanced operating system with high degree of intelligence and automation, which ensures the stability and safety during operation and provides various safety protection functions.6. Convenience in operation: the cab of the crane is reasonably and comfortably designed, and it is equipped with a convenient operating system and a large screen display, which enables the operator to easily and conveniently operate the crane. Display, so that the operator can easily and intuitively grasp the machine's condition and working status.7. Reliability and durability: Liebherr, as a well-known brand of crane manufacturer, LTM1090-4.1 crane adopts high-quality materials and advanced manufacturing process, which has high reliability and durability, and it can also give you a stable and long time of use.