中联重科22H-4Z泵车的优点主要有以下几个方面：1. 功能强大：22H-4Z泵车具备较大的泵送压力和泵送距离，能够满足大部分工程项目的需求。其泵送压力为86MPa，泵送垂直距离可以达到220米。2. 作业灵活：该泵车在作业过程中可进行360度旋转，能够灵活应对不同工作环境的需要，提高了施工的效率。3. 结构稳固：22H-4Z泵车采用了中联重科专利的叠式Boom结构设计，使得整个泵车结构更加稳固，能够承受各种工况下的工作要求。4. 控制精确：泵车采用了中联重科自主研发的智能化操控系统，能够实现精确控制和稳定工作，提高了施工的准确性和效率。5. 维护方便：中联重科22H-4Z泵车的维护保养较为简便，各个部件的检修和维护都可以很方便地进行。总的来说，中联重科22H-4Z泵车具备功能强大、作业灵活、结构稳固、控制精确和维护方便等优点，能够满足各种工程项目的需求，提高施工的效率和质量。

The advantages of Zoomlion 22H-4Z pump truck are mainly in the following aspects: 1. Powerful: 22H-4Z pump truck has a large pumping pressure and pumping distance, which can meet the needs of most of the engineering projects. The pumping pressure is 86MPa and the vertical distance of pumping can reach 220 meters.2. Flexible operation: the pump can rotate 360 degrees during operation, which can flexibly cope with the needs of different working environments and improve the efficiency of the construction.3. Structural stability: 22H-4Z pump adopts Zoomlion's patented Stacked Boom structural design, which makes the whole structure of the pump more stable, and can withstand the requirements of working under various working conditions. Precise control: The pump adopts Zoomlion's self-developed intelligent control system, which can realize precise control and stable work, and improve the accuracy and efficiency of construction. 5. Convenient maintenance: The maintenance of Zoomlion 22H-4Z pump is relatively simple, and the overhauling and maintenance of each component can be carried out conveniently. 6. Overall, Zoomlion 22H-4Z pump truck has the advantages of powerful function, flexible operation, stable structure, precise control and convenient maintenance, which can meet the needs of various projects and improve the efficiency and quality of construction.