• 1. 时不变的: time invariant
• 2. 线性时不变系统理论: LTI system theory
• 3. 线性时不变: LTI | Linear Time Invariant

更多释义

• 1.本文讨论线性时不变系统的块解耦问题。
  The block decoupling problem for linear time-invariant systems is discussed.
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• 2.前已指出：我们主要关心的是用线性、时不变微分方程作为实用的模型系统。
  We have already stated that our main concern will be the study of systems for which linear, time-invariant differential equations provide a useful model.
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• 3.CD MA系统按信道模型的不同分为高斯白噪声信道和衰落信道、时变和时不变信道。
  According to different channel models, CDMA systems can be divided into additive white gaussian noise (AWGN) channel and dispersive channel, time-variant and time-invariant channel.
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