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1·In a. plane rectangular coordinate system, mathematics simulation of the change of moisture content in a corn kernel during tempering is presented by the finite element method.

在平面直角坐标下，利用有限元方法，对玉米颗粒在缓苏过程中的含水量变化进行了数学模拟。

2·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.

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。

3·Compared with conventional wide Angle BPM in rectangular coordinate system (RCS wa BPM), much better results are obtained with this method especially for waveguides with large tilted Angle.

用坐标变换的倾斜坐标系中的广角光束传播法对光波导进行了分析。

4·In the rectangular coordinate system, we express the electric field intensity and different position electric field energy of the elliptical ring with positive electric charge in the central axis.

在直角坐标系中分别表示出了均匀带电椭圆形环在中心轴线上任意位置处的电势及电场。

5·The kinematics of most of the machines are based on a rectangular Cartesian coordinate system.

大多数机床的运动学都是基于直角坐标系统。

6·New coordinate systems are not rectangular coordinates system and new connections and regularities of nuclear system distribution are found.

这里新坐标系不是直角系，能发现核素系统分布的新联系与规律。