| 参数方程法确定线路放样中边桩坐标 |
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| 引用本文： | 刘卉卉,覃辉,赵福君.参数方程法确定线路放样中边桩坐标[J].海洋测绘,2008,28(2):44-47. |
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| 作者姓名： | 刘卉卉 覃辉 赵福君 |
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| 作者单位： | 1. 桂林工学院,土木工程系,广西,桂林,541004
2. 广东科技干部学院,广东,珠海,519000 |
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| 摘 要： | 给出了线路放样过程中确定中边桩坐标的新方法。根据曲线模型，找出线路控制坐标系与局部坐标系坐标之间的参数方程关系，推出了缓和曲线及圆曲线中、边桩坐标的参数方程，代入已知量求得参数的值，且给出了求解步骤。该方法思路清晰，具有一次转换计算就可以实现获取线路中边桩测量坐标的优点，便于工程应用。
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| 关 键 词： | 工程测量 坐标计算 缓和曲线 参数方程 |
| 文章编号： | 1671-3044(2008)02-0044-04 |
| 修稿时间： | 2007年9月5日 |
Coordinate Calculation for Middle and Side Stakes of HighwayBased on Parametric Equation Method |
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| LIU Hui-hui,QIN Hui,ZHAO Fu-jun.Coordinate Calculation for Middle and Side Stakes of HighwayBased on Parametric Equation Method[J].Hydrographic Surveying and Charting,2008,28(2):44-47. |
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| Authors: | LIU Hui-hui QIN Hui ZHAO Fu-jun |
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| Institution: | LIU Hui-hui, QIN Hui ,ZHAO Fu-jun ( 1. Department of Civil Engineering, Guilin University of Technology, Guilin, Guangxi ,541004 ; 2. Guangdong Science and Technology Cadre College, Zhuhai, Guangdong ,519000) |
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| Abstract: | This paper introduced the new method of coordinate calculation of middle and side stakes.The relations of parametric equation between the route coordinates and the part coordinates is found out according to the curve model.The parametric equation of middle and side stakes in circle curve and spiral curve is concluded,which made the coordinate very expediently. |
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| Keywords: | engineering survey coordinate calculation spiral curve parametric equation |
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