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1·The radome causes an angular displacement of the tracking aerial polar diagram.

天线罩使跟踪天线的极图产生了角位移。

2·The radome causes an angular displacement of the tracking aerial polar diagram .

天线罩使跟踪天线的极图产生了角位移。

3·This article introduces the semicircle polar-zero diagram method used for the network design.

本文介绍了一种用于网络设计的半圆极零图法。

4·This paper presents non-polar velocity-diagram method that determines the velocities of the planer mechanism with many degrees of freedom.

本文论述用无极速度图检查平面结构几何不变性的原理和方法。