modulations
英 [ˌmɒdjʊˈleɪʃənz]
美 [ˌmɑdʒəˈleɪʃənz]
网络 自然变化; 调制
双语例句
- Because of limited frequency band of channel, spread spectrum and MFSK modulations can not resolve that high speed transmission is in contradiction with limited frequency band.
当进行高速水下通信时，由于水下信道的频带有限，扩频和MFSK调制方式无法解决高速率信息传输和可利用信道频带窄的矛盾。 - Since wavelet bases as cipher keys are infinite and could be hopped to chose based on different channels, fractal modulations security and the ability of anti-dawning are emphatically expound.
由于作为密钥的小波基任意多，且可根据信道情况在不同的小波基之间跳变，故分形调制具有极强的保密性和抗破译能力。 - Studies on the Mechanisms of Proton and Electron Transport and Their Modulations in Biological Molecules
生物分子荷质传递机理及其调控的理论研究 - On the Relation between the Modulations of Spatial Structure and Industrial Structure; Three theoretics issues should be clarified: firstly, the historical character and future sight;
新一轮的空间结构重组需要澄清三大理论问题：一是空间结构的历史特征与未来景观； - Using different frequency domain equalization algorithms and modulations, the SC-FDMA system performance is analysised in this paper.
结合不同频域均衡和调制方式，仿真分析SC-FDMA系统性能。 - An Ultra-wideband Wireless Communication System Employing Cyclic Prefix and Pulse Modulations
采用脉冲调制和循环前缀的超宽带无线通信系统 - By combining intra-pulse phase and inter-pulse frequency modulations, PCSF enabled larger frequency step sizes than SF.
它将SF信号的矩形子脉冲替换为相位编码子脉冲串，通过脉内相位和脉间频率两次调制，获得了更大的频率步进量。 - In this thesis, channel codes and modulations are also compared.
本文还对无线光通信的调制及信道编码方式进行了研究比较。 - This controller integrates pulse width modulation ( PWM) and pulse density modulation ( PDM) together, and can easily change between the two modulations.
该设计集成了脉冲宽度调制（PWM）和脉冲密度调制（PDM）两种调制方式，并可以在两者间切换。 - The government would definitely allocate funds to building larger instruments capable of picking up signal modulations.
政府一定会拨款建造更大的仪器，能够接受信号变调。