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guan yu liang duan she dui cheng xing huan he qu xian de dan qu xian dian wei ce she xin fang fa
Author(s): 
Pages: 26-28
Year: Issue:  1
Journal: Overview of the Earth

Keyword:  the symmetrical and smoothing curve?single curve?point loca-tion survey;
Abstract: 随着测距仪,全站仪和计算机的广泛使用,利用极坐标法测设曲线各点点位较为方便。本文结合上述仪器的特点,提出了关于两端设对称型缓和曲线的单曲线点位测设新方法。即除了在曲线主点(如ZH、HZ等)或交点上设站测设外,还可在切线方向上任选其它点位设站,或在任意点上设站,利用切线支距建立直角坐标系,求得曲线上任意点的坐标,然后通过坐标反算求得极角、极径,采用极坐标法快速测设曲线各点点位。
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