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- sound propagating medium 传声媒介
- Sound Propagation in the Nocturnal Boundary Layer. 夜间边界层中的声传播。
- As one of the most popular and effectual propagation medium at present, the television undertakes the important population policy propaganda task. 作为目前最大众化、最具效力的传播媒介之一，电视承担着重要的人口政策宣传任务。
- The sparker was originally developed for fundamental studies of underwater sound propagation and of subbottom geology. 火花发生器原来是为了进行关于水下声波传播及海底地质的基础性研究而制造的。
- The sound propagation in fluid-filled borehole is a rationale of acoustic well logging technology. 充流体裸眼井模型中的声场传播是声波测井技术的理论基础之一。
- ANC with multi-layered perception neural networks is considered for optimum cancellation of broadband air-conditioner noise in a three-dimensional propagation medium. 对在三维空间传播的宽频带空调噪声，利用多层感知神经网络的ANC获得了良好降噪效果。
- The sound propagation in duct with non-locally reacting liner is discussed in this paper. 本文对声波在空腔非局域反应声衬管道内的传播进行了研究。
- Sound travels through the medium of air. 声音通过空气这一媒介传播。
- A analytical mode matching method is developed for the sound propagation through rectangular flow duct with mean flow and with lining. 流管实验装置是测量有流动情况下航空发动机消声短舱内声衬声阻抗的主要装置。
- Cosmologists can precisely estimate the actual size of this wave at the time of recombination because they know how quickly sound propagated in the primordial plasma. 又因为宇宙学家知道声响在原生电浆中的传播速率，他们可以精准估计再复合时期这些声波的确实大小。
- Optical wireless communication (OWC) systems use the atmosphere as a propagation medium, so the atmospheric turbulence effects lead to multiplicative noise related with signal intensity. 无线光通信(OWC)系统采用大气通道作为传输媒介,而大气湍流效应引入了与信号强度有关的乘性噪声。
- Normal mode fluctuation of sound propagating in random shallow water 随机浅海声传播简正波起伏
- A sound mind is inseparable from a sound body. 健全的精神是与健康的身体是不可分割的。
- Alarmed at the first sound, we hit the dirt. 第一声警报一响我们就迅速卧倒。
- He has told a story which sound not objective. 他讲了听起来不真实的一个故事。
- On Propagation Medium and Characters Writing 浅谈传播媒介与文字写作
- Abstract: In this paper the current situation and trends on the study of pipeline vibration and sound propagation are completely summarized,and the researches of this area are looked forward to the future. 文摘:本文对管道振动及声传播领域的研究现状和水平分类作了比较全面的综述,并对今后开展潜艇管道振动、声传播及噪声控制的研究进行了展望。
- I caught a curious sound in the neighboring room. 我听到隔壁房间里有奇怪的响声。
- I was awakened by the sound of church bells. 我被教堂的钟声吵醒。
- The sound of danger gives wings to his flight. 危险的信号加速了他的逃跑。
