沃尔华GN850船厂专用推砂滑移装载机具有以下优点：1. 高效节能：装载机配备了先进的液压系统和动力传动系统，能够提供更高的工作效率和更低的油耗，大幅提高装载作业的效率和经济性。2. 大承载能力：GN850装载机采用强化结构设计，具有较高的承载能力，可以轻松处理重型砂石材料，并能够满足船厂专用推砂滑移作业的需求。3. 灵活操作：装载机配备了人性化设计的操控系统和操作台，可以轻松控制机械臂和斗杆的动作，实现精准的装载和卸载操作。4. 安全可靠：装载机采用了多重安全设备，如防滑装置、倾斜保护装置等，能够确保作业过程中的安全，减少事故的发生。5. 耐用坚固：装载机采用高强度钢材和优质配件制造，具有良好的耐磨性和抗冲击性，能够适应恶劣的工作环境，具有较长的使用寿命。综上所述，沃尔华GN850船厂专用推砂滑移装载机在高效性能、灵活操作、安全可靠、耐用坚固等方面具有明显的优点，适用于船厂推砂滑移作业需求。

Volvo GN850 sand skid steer loader for shipyard has the following advantages: 1. High efficiency and energy saving: the loader is equipped with advanced hydraulic system and power transmission system, which can provide higher working efficiency and lower fuel consumption, and greatly improve the efficiency and economy of the loading operation. 2. Large load capacity: the GN850 loader adopts the reinforced structural design, which has high load capacity, and it can handle heavy sand and gravel materials easily and meet the requirements of the special sand skid steer operation for shipyard. 3. Flexible operation: the loader is equipped with humanized design control system and operator console, which can easily control the movement of robot arm and bucket. 4. Heavy sand and gravel materials, and can meet the needs of shipyard special sand pushing and skidding operations.3. Flexible operation: the loader is equipped with humanized design of the control system and the operator console, which can easily control the movement of the mechanical arm and the bucket bar, and realize accurate loading and unloading operations.4. Safe and reliable: the loader is equipped with multiple safety equipments, such as anti-skid device, tilting protection device, etc., which can ensure the safety of the operation process and reduce the occurrence of accidents.5. Durable and sturdy: the loader is made of high-strength steel and high-quality parts, which has good wear resistance and impact resistance, can adapt to the harsh working environment and has a long service life. To summarize, Volvo GN850 shipyard sand skid steer loader has obvious advantages in terms of high efficiency, flexible operation, safety and reliability, durability and robustness, which is suitable for shipyard sand skid steer operation.