modulations
英 [ˌmɒdjʊˈleɪʃənz]
美 [ˌmɑdʒəˈleɪʃənz]
网络 自然变化; 调制
双语例句
- Effects of construction types and manual modulations of ventilation on environmental conditions of finishing pig houses
建筑型式及人工调控通风方式对育肥猪舍环境的影响隔舱式员工气压调节室 - As usual, there are amplitude modulations and phase fluctuations in real high-power lasers.
实际的高功率激光通常都有振幅调制和相位畸变。 - The influences of BER using different modulation techniques in the weak and strong fluctuation regimes on Wireless Optical Communication systems are discussed. The results show that the subcarrier BPSK modulation is superior to the OOK and subcarrier DPSK modulations in Wireless Optical Communication systems applications.
讨论了弱、强湍流下不同调制技术对误码率的影响，结果表明：副载波BPSK调制在光通信系统应用中较OOK和副载波DPSK调制更具优势。 - Focus on the research of the sine wave magneto-optical modulation& frequency multiplication method, and analyze the precision of this method. ( 4) Compare and summarize simulations of the rectangular wave and other wave magneto-optical modulations.
重点对正弦波磁光调制&倍频法进行了实验研究，并对其精度做了一定的分析。 - Computer simulations demonstrate that good performance of both modulations can be obtained at certain SNR within the given PSD constraint.
系统仿真表明，在满足给定发射信号功率谱衰减和一定的信噪比条件下，模拟AM广播和EBPSK数据传输都能获得良好的性能。 - 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。 - 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； - 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。 - Different shapes of intensity distribution can be gotten by changing the parameters of radius, location, transmittance of amplitude modulations and spatial position, and the coherence length.
通过对振幅调制半径、调制位置、透射率以及空间位置和相干长度参数的改变，可以获得不同形状的光强分布。 - Detailed reviews conducted so far have not revealed any hazard specific to different RF modulations.
迄今开展的详尽检查没有揭示不同的无线电频率调制有任何特有的危害。