propagations
英 [ˌprɒpəˈgeɪʃənz]
美 [ˌprɑpəˈgeɪʃənz]
n. 传播; 扩展; 宣传; 培养
propagation的复数
双语例句
- By studying the ultrasonic propagations between dense medium and sparse medium, as well as ultrasonic irradiation induced by resonance, the surface vibration states of ultrasonic transducer used in the experiment of ultrasonic speed measurement are discussed.
从超声波在波密介质和波疏介质之间的传播以及诱发共振发射超声波的角度，讨论了空气中超声声速测量实验所用超声换能器的表面振动状态。 - 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。 - In this paper, dynamic propagations of some typical combined cracks in the physics of earthquake focus are studied by means of dynamic photoelasticity.
本文用动态光弹性方法对震源物理中几种典型组合裂纹的动态扩展过程进行了研究。 - 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。 - Then it describes the analyzing methods in control flow, data flow, control dependence and data dependence of the programs that contain exception propagations. It also discusses the applications of the analysis methods in the tasks of software engineering.
然后对包括异常传播的C++程序中控制流、数据流、控制依赖和数据依赖的分析方法进行了研究，并积极探索其在软件工程任务中的应用。 - 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 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。 - 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 - 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； - 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。