南车时代TR138D旋挖钻的优点包括：1. 强大的动力系统：TR138D采用了高功率发动机，具有强大的动力输出，可以应对各种复杂的工况和地质条件。2. 高效的钻进能力：TR138D具有快速钻进和提升的能力，钻孔速度快，提高了工作效率。3. 稳定的工作性能：TR138D采用了先进的液压系统和电控技术，能够保持稳定的工作性能，提高施工质量。4. 多功能性：TR138D旋挖钻可以进行钻孔、钻进灌注桩、插桩等多种作业，具有很高的灵活性和多功能性。5. 操作简便：TR138D采用了先进的液压操纵系统，操作简单方便，通过液晶显示屏可以清晰地显示机器状态和施工参数。6. 舒适的驾驶室：TR138D的驾驶室设计合理，乘坐舒适，减少了驾驶员的疲劳程度。7. 安全性能高：TR138D采用了多重安全保护装置，如重载、过载、泥浆浓度等保护装置，确保操作安全。总的来说，南车时代TR138D旋挖钻具有强大的动力、高效的钻进能力、稳定的工作性能、多功能性、操作简便、舒适的驾驶室和高安全性能等优点。

Advantages of CSR Times TR138D rotary drilling include:1. Powerful power system: TR138D adopts a high-power engine with strong power output, which can cope with a variety of complex working conditions and geological conditions.2. High-efficiency drilling capacity: TR138D has the ability of rapid drilling and lifting, and the drilling speed is fast, which improves the working efficiency.3. Stable working performance: TR138D adopts advanced hydraulic system and electric control technology, which can maintain stable working performance and improve the construction quality. 4. Multi-functionality: TR138D rotary drilling machine can carry out many kinds of operations, such as drilling, drilling grouting piles, inserting piles, etc., which is highly flexible and multi-functional. 5. Easy operation: TR138D adopts advanced hydraulic maneuvering system, which is easy and convenient to operate. The display screen can clearly show the machine status and construction parameters.6. Comfortable cab: The cab of TR138D is reasonably designed and comfortable to ride, which reduces the driver's fatigue.7. High safety performance: TR138D adopts multiple safety protection devices, such as heavy load, overload, and mud concentration protection devices, to ensure the safety of operation. Overall, CSR Times TR138D rotary drill has the advantages of powerful power, efficient drilling capacity, stable working performance, versatility, easy operation, comfortable cab and high safety performance.