徐工(gōng)QY85KC起重机的优点如下：1. 高承载(zǎi)能力：QY85KC起重机具有较高的承载(zǎi)能力，可以进行大型和(hé)重型物体的起重和(hé)运输。2. 高效率：该起重机采(cǎi)用先进的液压系统和(hé)自动化控(kòng)制技术，可以快速、准确地完成各种(zhǒng)起重工(gōng)作。同时，它(tā)还具有快速搭设和(hé)拆卸的能力，提高了工(gōng)作效率。3. 灵活性：QY85KC起重机具有多段伸缩臂和(hé)多段伸缩式液压脚架，可以根据工(gōng)地的具体情况进行灵活调整和(hé)操作。这使得它(tā)可以适应各种(zhǒng)不同的工(gōng)作环境。4. 安全性：徐工(gōng)QY85KC起重机配备了多种(zhǒng)安全装置，如重载(zǎi)限制器、高度限位器、倾覆报警系统等，保证了操作的安全性和(hé)可靠性。此外，起重运输过程中也有防护装置，确保操作人员和(hé)周围环境的安全。5. 舒适性：该起重机的驾驶室采(cǎi)用人性化设计，具有宽敞、舒适的工(gōng)作环境，减轻了驾驶员的劳动强(qiáng)度，并提高了工(gōng)作的效果。总结来说，徐工(gōng)QY85KC起重机具有高承载(zǎi)能力、高效率、灵活性、安全性和(hé)舒适性等优点，适合用于各种(zhǒng)起重工(gōng)作场合。

The advantages of XCMG QY85KC crane are as follows:1. High load capacity: QY85KC crane has high load capacity, which can be used for lifting and transporting large and heavy objects.2. High efficiency: the crane adopts advanced hydraulic system and automation control technology, which can complete all kinds of lifting work quickly and accurately. Meanwhile, it also has the ability of quick erection and dismantling, which improves the working efficiency.3. Flexibility: QY85KC crane has multi-segment telescopic jib and multi-segment telescopic hydraulic tripod, which can be flexibly adjusted and operated according to the specific conditions of the construction site. This makes it adaptable to a variety of different working environments.4. Safety: XCMG QY85KC cranes are equipped with a variety of safety devices, such as heavy load limiter, height limiter, and tipping alarm system, to ensure the safety and reliability of operation. In addition, there are protective devices during lifting and transportation to ensure the safety of the operator and the surrounding environment.5. Comfort: The cab of this crane adopts humanized design with a spacious and comfortable working environment, which reduces the driver's labor intensity and improves the effectiveness of the work. To summarize, XCMG QY85KC crane has the advantages of high load capacity, high efficiency, flexibility, safety and comfort, which is suitable for all kinds of lifting workplaces.