The vertical line in a plane coordinate generally shows the value of the listed item.

平面坐标系的竖线一般都表示所列项目的数值。

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We often have to finish the work of transformation between Rectangular Plane Coordinate Systems.

在测量工作中，常需要进行平面坐标系之间的转换计算工作。

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The definitions of the binary tree plane coordinate net and the plane coordinate net binary tree, and their basic theorems are given in this paper.

二叉树平面坐标网、平面坐标网二叉树的定义及其基本定理在本文给出。

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We have already authorized all of our resources to coordinate with the French in trying to discover where the plane went down and to find as much information as possible.

WHITEHOUSE: THE WHITE HOUSE

Before Galileo began running balls down an inclined plane to measure changes in velocity, and before Descartes developed his coordinate system, the German Jesuit Christoph Clavius, designed the mathematics curriculum for the major universities of Europe.

FORBES: A Long Forgotten Father of the Scientific Revolution