由任意点坐标计算对应中桩里程的算法及程序  

The calculation method and program of calculating corresponding middle stake mileage based on arbitrary point coordinate

作　　者：黄新赞 桑明丽 

机构地区：[1]江西省交通科学研究院

出　　处：《山西建筑》2008年第16期365-367,共3页Shanxi Architecture

摘　　要：为了提高高程计算的精度及施工放样的精度和速度,介绍了一种由平曲线中任意点坐标计算该点相应的中桩里程及该点至中线距离的算法,并将该法用于具体实例中,指出该算法简明实用,特别适用于迭代运算。In order to improve the precision of height computation,precision and speed of construction lofting,a calculation method of calculating corresponding middle stake mileage based on the arbitrary point coordinate in horizontal curve and the distance between this point and middle line was introduced,and applied this method on concrete practice,pointed out that this method is concise and practical,especially to iterative computation.

关 键 词：坐标 程序设计 里程 计算模型 

分 类 号：TP391[自动化与计算机技术—计算机应用技术]