中联重(zhòng)科ZTC121V461起重(zhòng)机的优点有：1. 巨大的起重(zhòng)能力：ZTC121V461起重(zhòng)机具(jù)有121吨的额定(dìng)起重(zhòng)能力，可以处理各种重(zhòng)型物料和设备。2. 高度(dù)可调：起重(zhòng)机的主臂和副臂可以分别延伸(shēn)和伸(shēn)缩，以适应不同高度(dù)和距离的起重(zhòng)需求。3. 灵活性和可移动性：起重(zhòng)机配备了轮胎和伸(shēn)缩式支腿，可以便捷地在工地和其他户外场所之间移动和布置。4. 良好的操控性：起重(zhòng)机采用先进的液压系统和电子操控技术，操作方便，响应快速，能够实现精确的货物起吊和移动。5. 安(ān)全性：起重(zhòng)机配备了多种安(ān)全装置，如载荷限制器、防倾倒装置和紧急停止开关，确保操作人员和周围人员的安(ān)全。6. 高质量和耐用性：中联重(zhòng)科是全球知名的建筑机械制造商，起重(zhòng)机采用了优质的材料和先进的生产工艺，具(jù)有较长的使用寿命和稳(wěn)定(dìng)的性能。总之，中联重(zhòng)科ZTC121V461起重(zhòng)机具(jù)有强大的起重(zhòng)能力、灵活和可移动的特点，方便操作和安(ān)全性高，适用于各种工地和起重(zhòng)需求。

The advantages of Zoomlion ZTC121V461 crane include:1. Huge lifting capacity: ZTC121V461 crane has a rated lifting capacity of 121 tons, which can handle a variety of heavy materials and equipments.2. Height adjustable: the crane's main boom and jib can be extended and telescoped respectively to adapt to lifting needs at different heights and distances.3. Flexibility and mobility: the crane Equipped with tires and telescopic outriggers, it can be conveniently moved and arranged between construction sites and other outdoor places.4. Good maneuverability: The crane adopts advanced hydraulic system and electronic control technology, which is easy to operate and quick to respond, and enables precise lifting and moving of cargoes.5. Safety: The crane is equipped with a variety of safety devices, such as load limiter, anti-tipping device, and emergency stop switch, to Ensure the safety of the operator and the surrounding people.6. High quality and durability: Zoomlion is a globally renowned construction machinery manufacturer, the cranes are made of high-quality materials and advanced production processes, which provide a long service life and stable performance. All in all, Zoomlion ZTC121V461 cranes are characterized by powerful lifting capacity, flexibility and mobility, ease of operation and high safety, which makes them suitable for a variety of construction sites and lifting needs.