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中聯重科ZTC251V452起重機的優點包括：1. 剛性強：機身結構經過優化設計，具有很強的剛性，能夠在起重過程中保持穩定。2. 作業范圍廣：該起重機配備了長臂和大噸位起重能力，可以滿足多種作業需求。3. 高效節能：起重機采用先進的液壓系統和動力配置，在保證高效作業的同時大幅度降低能耗。4. 操作簡便：起重機設備配備了智能化控制系統，操作簡單易學，能夠提高工作效率。5. 安全可靠：起重機采用了先進的安全技術，具備多重安全保護措施，確保操作過程中的安全性。6. 維護便捷：該起重機采用模塊化設計，機件易于維修和更換，維護便捷。7. 抗風能力強：起重機結構堅固，能夠抵御大風的影響，保證起重作業的穩定性。總的來說，中聯重科ZTC251V452起重機在剛性、作業范圍、高效節能、操作簡便、安全可靠、維護便捷和抗風能力等方面具有優越性能，能夠滿足各種起重作業的需求。

The advantages of Zoomlion ZTC251V452 crane include:1. Strong rigidity: the structure of the body has been optimized and designed to have strong rigidity, which can maintain stability in the lifting process.2. Wide range of operations: the crane is equipped with a long jib and a large-tonnage lifting capacity, which can meet a variety of operational needs.3. High efficiency and energy saving: the crane adopts advanced hydraulic system and power configuration, which can greatly reduce the energy consumption while guaranteeing high efficiency. Easy operation: the crane is equipped with intelligent control system, easy to operate and improve work efficiency. 5. Safe and reliable: the crane adopts advanced safety technology with multiple safety protection measures to ensure safety during operation. 6. Convenient maintenance: the crane adopts a modular design, the parts are easy to repair and replace, and convenient maintenance. 7. Strong wind resistance: the crane has a sturdy structure that can withstand the effects of high winds and ensure the stability of lifting operations. Overall, Zoomlion ZTC251V452 crane has superior performance in terms of rigidity, operating range, high efficiency and energy saving, easy operation, safety and reliability, easy maintenance and wind resistance, which can meet the needs of various lifting operations.