使用改进后的方法可直接用直角坐标测量太阳投影像，用微电子计算机计算并打印出全部所需结果。
Using this improved method, one can directly measure the projected solar image by means of the rectangular coordinates, calculate and print the results needed with a microcomputer.
该滤波算法将球坐标系中的测量信息转换到直角坐标系下进行滤波，并消除了偏差。
In this algorithm, the measured value of seeker initially set in polar coordinate system was converted into the rectangular coordinate system for filtering, and the bias was eliminated.
针对直角坐标系下圆周截面形状误差评价，介绍了一种圆柱体截面圆度误差的测量与评定方法。
This article introduced a general method of drawing plane right-angle coordinates in Borland c++Builder 6 and explained how to use its code in detail.
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