propagations
英 [ˌprɒpəˈgeɪʃənz]
美 [ˌprɑpəˈgeɪʃənz]
n. 传播; 扩展; 宣传; 培养
propagation的复数
双语例句
- 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 - The results show that the stress wave propagations in such gradient structures are very complex. The elastic and viscoplastic waves are coupled together and the amplitude of reflected tension wave and the unloading wave have very close relation with the gradient distribution of the composition.
结果显示，在这种功能梯度装甲板中，应力波的传播非常复杂，弹性和粘塑性波耦合在一起，反射拉伸波和卸载波的大小依赖于组份成分沿厚度的分布； - 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。 - 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。 - And then several propagations of the Record element
然后是若干次Record元素的传播 - 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。 - 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。 - 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。 - Several characteristics of wireless communications fading channel and various effects of radio propagations are analyzed in detail.
论文首先分析了无线衰落信道特性，详细讨论了移动无线信道的各种传播特性，其中移动无线信道的小尺度衰落是讨论的重点，也讨论了多普勒频移对传输信号的影响。 - Numerical simulations for wave propagations in 2D viscoelastic media
二维粘弹性介质中波动传播数值模拟