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- A digital lockin amplifier including signal channel,reference channel and correlator is designed,and the improvement of signal to noise is analyzed. 以此为依据,设计了数字锁相放大器,其中包括信号通道、参考通道以及相关器的设计,并分析了采用相关检测的信噪比改善,作了相应的实验。
- Reference Output. The output signal representing the temperature of the reference channel, usually the isothermal block, on some thermocouple scanner cards/ modules. 参考输出在一些热电偶扫描卡/模块上表示参考通道温度的输出信号，通常为等温块。
- Based on the characteristic of spectrum absorption of acetylene,an set of optical fiber detection system of acetylene gas is presented,which has reference channel and is for on?line and real?time detection. 基于乙炔气体的光谱吸收特性,提出了一种带有参考通道的光纤乙炔气体在线实时检测系统。
- The Survey of UWB Indoor Reference Channel Model 超宽带室内参考信道模型的研究
- One kind of theories of adaptive noise cancellation filter with referent channel based on Least Mean Square (LMS) algorism is discussed in this paper. 本文讨论了一种带有参考通道的自适应环境噪声滤波器原理,该滤波器采用最小均方误差(LMS)算法。
- Don't refer to this matter again, please. 请不要再提这件事了。
- He get seasick every time he crosse the channel. 他每次渡英吉利海峡时都晕船。
- Ferryboats ply across the English Channel. 渡船定期往返于英吉利海峡。
- This reference book is very useful to our study. 这本参考书对我们的研究很有用。
- Is this reference book of any use to me? 这本参考书对我有用处吗？
- I like to have my reference book within my reach. 我喜欢把参考书放在随手拿得到的地方。
- The water had worn a channel in the rock. 水把岩石冲出了一条沟。
- Tony used no reference books in class. 托尼上课时不使用参考书。
- A reflected signal on a communication channel. 一种在通信信道上反射回来的信号。
- Evidently shipowner to bear expense refer. 很明显船主应承担此费用。
- There is no further reference to him in her diary. 她的日记中没有进一步提到他。
- A channel over which pilot signal is transmitted. 可在其上传输导频信号的一种信道。
- Once he swam the English Channel. 他有一次横渡了英吉利海峡。
- Ships must follow the channel into the port. 船只必须沿航道进入港口。
- He spoke in reference to the cowboys. 他谈了有关牛仔的事。
