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利勃海爾LR1400/2起重機有以下優點：1. 高起重能力：利勃海爾LR1400/2起重機具有最大起重能力達到400噸的特點，適用于各種大型工程項目。2. 多功能性：該起重機可以搭載不同類型的附件和配件，如鋼絲繩吊具、抓斗、破碎錘等，可以適應不同的工作需求。3. 長臂設計：利勃海爾LR1400/2起重機的臂長可達到約167米，可以覆蓋較大的工作范圍。4. 強大的動力系統：該起重機采用了高性能的液壓傳動系統和電動機，可提供穩定和可靠的動力。5. 先進的操作控制系統：利勃海爾LR1400/2起重機配備了先進的電子控制系統，操作簡便、準確，提高了工作效率和安全性。6. 高度可調節性：該起重機具有可調節的支腿和護墻板，可以適應不同幾何形狀的工作場地。7. 先進的安全性能：利勃海爾LR1400/2起重機配備了各種安全裝置，如載荷限制器、傾覆保護裝置等，確保操作安全。

Liebherr LR1400/2 cranes have the following advantages:1. High lifting capacity: Liebherr LR1400/2 cranes feature a maximum lifting capacity of up to 400 tons, which is suitable for a variety of large-scale projects.2. Versatility: The crane can carry different types of attachments and accessories, such as wire rope spreaders, grabs, crushing hammers and so on, which can be adapted to different working requirements.3. Long boom design: the boom length of Liebherr LR1400/2 crane can reach about 167 meters, which can cover a large working range. 4. Powerful power system: the crane adopts high-performance hydraulic transmission system and electric motor, which can provide stable and reliable power. 5. Advanced operation and control system: Liebherr LR1400/2 crane is equipped with advanced electronic control system, which makes operation simple and accurate, which improves working efficiency and safety.6. Height adjustability: the crane has adjustable outriggers and siding, which can be adapted to work sites with different geometries.7. Advanced safety performance: Liebherr LR1400/2 cranes are equipped with a variety of safety devices, such as load limiter, tipping protection device, etc., to ensure the safety of operation.