propagations
英 [ˌprɒpəˈgeɪʃənz]
美 [ˌprɑpəˈgeɪʃənz]
n. 传播; 扩展; 宣传; 培养
propagation的复数
双语例句
- 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。 - 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。 - Comparison of propagations between the two message flows
两个消息流之间的传播比较 - With techniques presented in this paper, it analyses 2-D dynamic fracture propagations and achieves satisfactory results.
同时，应用前述研究中取得的成果，分析了平面动态裂纹扩展问题，取得了较为满意的结果。 - For reducing the error propagations among scanning lines, the transmission data are used for rectifying the scattering reconstruction.
为了减小误差在不同扫描行之间的传播，利用透射数据对重建结果进行校正。 - We demonstrate the rotating properties of Bragg reflections and spatial lattice solitons in rotating photonic lattices by analyzing the linear and nonlinear propagations of light.
通过对旋转光子晶格中线性和非线性光波传输的分析，揭示了布拉格反射和晶格孤子的旋转特性。 - 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。 - 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。 - 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。 - They live on paddy rice, fish and other propagations;
巴人以稻米、鱼类和其它动植物为重要的食物来源；