介绍了高等级公路养护质量评价方法的流程和思路，分析了养护质量评价软件的开发过程、结构和功能设计。
This paper introduces the process and thought of maintenance quality evaluation system, and analyzes its development, structure and functions.
本文分析了用于六自由度工业机器人的球型手腕，这种手腕具有结构紧凑，姿态范围大，定位精度高等特点。
This paper describes a ball-shaped wrist with six degrees of freedom of industrial robot, the wrist is high in repeatability, large in orientation, and compact in size.
本文分析了用于六自由度工业机器人的球型手腕，这种手腕具有结构紧凑，姿态范围大，定位精度高等特点。
This paper describes a ball-shaped wrist with six degrees of freedom of industrial robot, the wrist is high in repeatability, large in orientation, and compact in size.
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