irregular birational transformation是什么意思

用法例句

The computation of temperature field under nonorthogonal curvilinear coordinate systems;

非正交曲线坐标系下的梯形物体导热过程温度场的数值计算

The computation of fluid field under nonorthogonal curvilinear coordinate systems;

非正交曲线坐标系下的流场计算

Research on three-dimensional velocity measurement using nonorthogonal LDV;

非正交LDV测量三维速度的一些研究

This paper analyzes a non sine motion law of mould expressed by primary function.

分析了一种用初等函数表达的结晶器的非正弦运动规律。

In this paper,a non sinusoidal oscillation waveform that has advantages of sinusoidal oscillation is proposed A method for determining oscillation parameters is give

提出了一种既具有非正弦振动的全部特征，又具有正弦振动优点的非正弦振动波形；给出了确定振动参数的方法。

In this paper, the output characteristics of matrix converter have been theoretically analyzed in the conditions that the input power supply voltages are unbalanced and non sinusoidal respectively.

本文根据矩阵式变换器的工作原理 ,从理论上分析了变换器在输入侧电源电压幅值不平衡和波形非正弦两种情况下的输出特性 ,讨论了输入侧电压变化对输出电压和电流中谐波成分的影响。

So, with the function, the phase shift method can not only reduce the effect of fringe error and non sinusoidal irradiance function, but also impr.

考虑到光栅投影测量中可能出现的标定误差、投影光非正弦模式以及其他干扰因素 ,在该函数中加入对这些干扰的纠正值 ,从而减少由这些干扰产生的不利影响 ,进一步提高投影光栅和对象测量的精度 。

Research on calibration algorithm of analogue touch probe with non-orthogonal coordinate system;

非正交模拟接触式测头的标定算法研究

Simulation of Non-Orthogonal Frequency Division Multiplexing in WLAN Based on WiFi;

非正交频分复用在基于WiFi的无线局域网中的仿真研究

Active power flow and energy accounts with nonsinusoidal waveforms and asymmetry load;

非正弦和不对称负载情况下的功率流向和计费标准

Essence of reactive power definitions in nonsinusoidal conditions;

非正弦波形下各种无功功率定义的本质

Analysis of reactive power definition in nonsinusoidal conditions;

非正弦情况下无功功率定义的分析

Study on the real time measurement system of AC electrical paramenters of non-sinusoidal waveforms;

非正弦波交流电参量实时测量系统的研究

Study of non-sinusoidal waveforms Watt-meter based on C8051F-SCM;

基于C8051F单片机的非正弦波功率表的研制

On apparent power of unbalanced non-sinusoidal electric power system;

非正弦非平衡电力系统视在功率研究

This paper simply described several algorithms of reactive power,and investigated reactive power theory of the non-sinusoidal electric circuit and its algorithm of measurement.

简述了几种常用的无功功率测量算法,对非正弦电路无功功率理论及其无功功率测量算法进行了研究。