雷沃重工FR628D旋挖钻的优点有：1. 高效性能：FR628D旋挖钻采用先进的液压系统和动力系统，具有强大的工作能力和吊臂扭矩，能够快速完成钻孔作业。2. 稳定性强：该钻机具有稳定的底盘和平衡系统，可有效抵抗震动和不平衡力，保持钻孔平稳和准确。3. 操作简便：FR628D旋挖钻的操作界面简洁明了，人机界面友好，操作便捷。钻机配备了智能控制系统，可实现自动化操作和监控。4. 多功能性：该钻机可根据需要进行多种钻孔作业，适用于各种地质条件和施工环境。5. 健壮耐用：FR628D旋挖钻采用优质材料和先进工艺，具有高耐磨、高强度和长寿命的特点，能够适应复杂的工作环境和高强度工作。6. 安全可靠：该钻机符合国际安全标准，并配备有多种安全保护装置，如过载保护、限位保护等，确保操作人员和设备安全。总之，雷沃重工FR628D旋挖钻具有高效性能、稳定性强、操作简便、多功能性、健壮耐用和安全可靠等优点，适用于各种岩土钻孔作业。

The advantages of FR628D rotary drilling rig of Leiwo Heavy Industry include:1. High-efficiency performance: FR628D rotary drilling rig adopts advanced hydraulic system and power system, which has strong working capacity and boom torque, and it can finish the drilling operation quickly.2. Stable: the rig has a stable chassis and balancing system, which can effectively resist the vibration and imbalance force, and keep the drilling smoothly and accurately.3. Easy to operate: The operation interface of FR628D rotary drilling rig is simple and clear, with friendly man-machine interface and convenient operation. The drilling rig is equipped with an intelligent control system, which can realize automated operation and monitoring.4. Versatility: The drilling rig can carry out a variety of drilling operations according to the needs, and is suitable for a variety of geological conditions and construction environments.5. Robustness and durability: FR628D rotary drilling rig is made of high-quality materials and advanced technology, which is characterized by high abrasion-resistant, high-strength, and long-life, and is able to adapt to the complex working environment and high-intensity work.6. Safe and reliable: the drilling rig complies with international safety standards and is equipped with a variety of safety protection devices, such as overload protection, limit protection, etc., to ensure the safety of operators and equipment. In a word, LAVO FR628D rotary drilling rig has the advantages of high efficiency performance, strong stability, easy operation, multi-functionality, robustness and durability as well as safety and reliability, which is suitable for all kinds of geotechnical drilling operations.