In this paper, the author completed the connection survey of a vertical shaft simply and precisely by the observation method of free oscillation.
本文根据作者多年建井测量的实践经验，采用自由摆动观测方法，简单快捷、高精度地完成立井联系测量中的坐标传递工作。
In this paper, the author completed the connection survey of a vertical shaft simply and precisely by the observation method of free oscillation.
本文根据作者多年建井测量的实践经验，采用自由摆动观测方法，简单快捷、高精度地完成立井联系测量中的坐标传递工作。
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