倒数变换 Reciprocal transformation
对数变换 [统计] Logarithmic transformation ; [统计] log transformation ; logarithmic transform ; transformation of logarithm
参数变换 [数] parameter transformation ; [数] transformation of parameter ; parametric transform
函数变换 [数] functional transformation ; Transforming of Functions
对数变换器 [通信] [自] logarithmic converter
相数变换 phase conversion
变数变换 transformation of variables
基数变换 base conversion ; [数] radix transform
函数变换器 functional converter
代数变换 algebraictransformation ; [数] algebraic transformation
事实上，经过坐标变换，我们可以在维数更低的子空间（甚至是在平面上）来研究信号。
So one can study the signal in some much lower-dimensional subspaces, specifically, some planes.
在变换后的球面域上用球谐函数来拟合速度函数，达到降低球谐系数阶数的目的。
Representing velocities by spherical harmonic expansion on the sphere after transformation can greatly reduce the number of spherical harmonic coefficients needed.
利用热弹体运动方程和热传导方程耦合问题的变换域解，求解其极点留数的解析表达式。
For the transformed solution of the thermoelastic and heat conduction equations coupled problem, the analytical representation of the pole residues is obtained.
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