利勃海尔LTC1045-3.1紧凑型起重机具有以下优点：1. 紧凑型设计：LTC1045-3.1紧凑型起重机采用紧凑型设计，机身轻巧灵活，适用于狭小的工作空间和限制条件下的起重作业，如市区建筑工地等。2. 高度可调节：起重机的支腿可以通过液压系统进行调节，使其适应不同高度的工作场地和工作要求，提供了更大的灵活性。3. 多功能性能：LTC1045-3.1起重机配备了多种功能和附件，如伸缩吊臂、抗风稳定装置等，使其可以适应不同类型的起重作业，包括吊装、装卸、堆垛等。4. 独立驱动技术：起重机采用独立驱动技术，可以实现全方位的操控和操作，具有更高的准确性和灵活性。5. 高起重能力：起重机具有较高的起重能力，可以轻松应对重物起吊，最大起重能力可达45吨。6. 高安全性：起重机配备有多种安全装置和防护措施，如载重量检测系统、过载保护装置等，保证了起重作业的安全和可靠性。总的来说，利勃海尔LTC1045-3.1紧凑型起重机具有体积小巧、灵活便捷、多功能性能、高起重能力和高安全性等优点，适用于各种狭小场地和限制条件下的起重作业。

Liebherr LTC1045-3.1 Compact Crane has the following advantages:1. Compact design: LTC1045-3.1 Compact Crane adopts a compact design with a lightweight and flexible body, which is suitable for lifting operations in narrow workspaces and restrictive conditions, such as downtown construction sites, etc. 2. Height adjustable: The crane's outriggers can be adjusted through the hydraulic system, which allows it to adapt to the different heights of the work site and work requirements, providing greater flexibility.3. Multi-functional performance: LTC1045-3.1 crane is equipped with a variety of functions and accessories, such as telescopic boom, wind stabilizers, etc., so that it can be adapted to different types of lifting operations, including lifting, loading and unloading, stacking, etc.4. Independent drive technology: the crane adopts the independent drive technology, which allows for all-around manipulation and operation, with higher accuracy and flexibility.5. High lifting capacity: the crane has a high lifting capacity, which can easily cope with heavy lifting, and the maximum lifting capacity can be up to 45 tons.6. High safety: the crane is equipped with a variety of safety devices and protective measures, such as load detection system, overload protection device, etc., which ensures the safety and reliability of lifting operations. Overall, Liebherr LTC1045-3.1 compact crane has the advantages of compact size, flexibility and convenience, multifunctional performance, high lifting capacity and high safety, which is suitable for lifting operations in various narrow sites and restricted conditions.