time variant

基本解释

It can be time-invariant or time variant, causal or non causal, linear or nonlinear.
它可以是时不变的或时变的、因果的或非因果的、线性的或非线性的。
The method can realize time variant merging automatically, result in simultaneous corrections both for phase and amplitude and avoid the influence of noise.
此方法可自动实现时变拼接，达到相位和振幅同时校正，而且能避免噪声的影响。
Although the filtering method in frequency domain can solve the time variant filtering problem based on Fourier transform, the method may appear a false anomaly in conjunct part between windows.
频率域滤波方法虽然可解决时变滤波问题，但这种方法是基于傅里叶变换，在窗口与窗口之间的接合部位会出现假异常。

There are no release dates for either version, but speculation says the PC version could be out in a few months, while a console variant would likely come some time later.
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In this respect if we compare the 1918 Spanish flu, a swine flu variant (largest human killer of all time that took up to 100 million lives) and the 2009 Swine Flu, we see that a drugs cure would come far too late and most of us (between 300milion and over 1 billion worldwide is estimated) would be dead.
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时变
The channel is time variant when the velocity of the terminal is high.
在终端移动的条件下,信道是时变的,而且会产生多普勒频移。