Owing to the problem exists in the supporting pole number testing system of the Catenary Inspection Car, an improved method based on GPS is proposed.
本文针对目前普遍采用的接触网检测车杆位测试系统存在的问题，提出了一种基于GPS的改进方案。
Research in this paper is about the alternative rule of the axial force of supporting pole with different support height during the period of casting concrete through field detection.
本文通过现场检测实验，研究了不同高度支撑架内力随混凝土浇筑过程的变化规律。
Research in this paper is about the alternative rule of the axial force of supporting pole with different support height during the period of casting concrete through field detection.
本文通过现场检测实验，研究了不同高度支撑架内力随混凝土浇筑过程的变化规律。
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