zero-vector meaning in Chinese

零矢量

Resets the world transform of the form to an identity 2x2 identity matrix plus a zero - vector translation and fills a rectangle with a solid red brush
将窗体的世界变换重置为一个单位矩阵（ 2x2单位矩阵加上零向量平移），并用纯红色画笔填充一个矩形。
Variable frequency speed regulation system based on the voltage space - vector is researched in this paper , the principle of the voltage space - vector is presented , and the third part " s software strategy of voltage space - vector is analyzed , the method of the third part " s software of voltage space - vector is imitated with simulink . at the same time , the duty time and duty order of the two zero - vector are analyzed and showed that the voltage space - vector pwm is actually a modulated method by adding the harmonic to the sine wave
本文对基于空间电压矢量的变频调速系统进行了研究，叙述了空间电压矢量的原理，对ti公司第三方软件的对称空间电压矢量的算法进行了分析，并用simulink对该方法进行了仿真，对两个零矢量的作用时间和作用顺序进行了分析，指出空间电压矢量pwm实质上是一种谐波注入的调制方法。