The plumbline is always perpendicular to the horizontal plane.
铅垂线总是垂直于水平面的。
The plumbline is always perpendicular to the horizontal plane.
铅垂线总是垂直于水平面的。
A new means of determining astro geodetic deflection of the vertical CCD automatic astrometer and the new method to determine the difference of height anomalies between two points are described.
介绍当今确定天垂线偏差的新仪器———CCD自动天体测量仪和确定点间高程异常差的新方法。
声明:以上例句、词均由互联网资源自动生成,部未经过人工审核,其表达内容亦不代表本软件的观点;若发现问题,欢迎向我们指正。