propagations
英 [ˌprɒpəˈgeɪʃənz]
美 [ˌprɑpəˈgeɪʃənz]
n. 传播; 扩展; 宣传; 培养
propagation的复数
双语例句
- Considering one-dimensional nonlinear photonic crystal with metal cladding and using Maxwell's classical electromagnetic theories, the theoretical analysis model of the electromagnetic wave propagations is founded to obtain the full-wave solutions of the electromagnetic fields.
考虑具有金属包层结构的一维非线性光子晶体，应用Maxwell经典电磁理论，建立了电磁波传播特性的理论分析模型，得到了其电磁场的全波解。 - Tracing the flow would show four propagations in exactly the same way as the other examples.
跟踪该流表明了四次与其他示例完全相同的传播。 - This paper deals with methods of numerical solutions for problems of nonlinear wave propagations in arteries.
伍时桂和李兆治所建设的非线性波传播方程组是做了某些数学简化和变换。 - The characteristics of meridional and zonal propagations of the oscillation during transition season are also discussed.
文章阐述了过渡季节这种低频振荡的经向和纬向传播特征。 - Acoustic emission ( AE) characteristics of the propagations of fatigue cracks in low strength materials are monitored and the relation between AE and crack propagation rate is discussed.
用声发射对低强度材料LD31铝材和A3钢双疲劳裂纹扩展过程进行了监测，得到了声发射参数与裂纹扩展速率的对应关系。 - Then the paper demonstrates the clustering phenomenon and the characteristics of clusters, the statistical properties of amplitudes of multipath components, the frequency dependence of the channel parameters, and the distortion of pulse signals during their propagations in pulse channels in detail.
分别对脉冲信道的成簇现象和成簇特性，多径分量的幅度统计特性，信道参数的频率依赖特性，以及脉冲信号波形在无线信道传播过程中的失真等问题的研究内容及其最新进展进行详细介绍。 - The term of "public praise" refers to the consumers s praises and propagations of some products and services.
“口碑”是指消费者因对某种产品或服务感到满意而进行称颂、传播。 - A new method to study optical ray propagations in media with ununiform refractivity
光线在非均匀折射率介质中传播的一种研究方法 - It is concluded from the investigations that evaporation duct propagations and other tropospheric duct propagations become very complicate multi-discipline problems at present time including EM theory, atmospheric science and applied science etc.
经过多年的研究，目前蒸发波导传播等电波传播问题成为非常复杂的多学科问题，涉及到电磁波理论、大气科学和应用科学等，成为对流层传播研究中的一个热点和难点问题。 - The problems of the error propagations, sample sequences, normalization of samples, error controls are also discussed.
同时，分析了分层对训练样本序列的影响，以及样本归一化、误差控制问题。