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- outdoor sound propagation 户外声音扩展
- Sound Propagation in the Nocturnal Boundary Layer. 夜间边界层中的声传播。
- 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。
- 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。
- 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。
- 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。
- Based on the CTD data collected on PN section in the East China Sea during March of 2001, the numerical simulation method is used to study the effect of sea-bottom undulation on sound propagation on PN section in the Kuroshio area. 利用2001年3月东海PN断面"973"调查获得的CTD数据,用数值模拟方法研究了PN断面黑潮区域海底起伏对声传播的影响。
- sound propagation in anisotropic crystals 声波在各向异性晶体中的传播
- I'm very keen on outdoor sports. 我非常喜欢室外运动。
- Fluid Sound Propagation Analysis of Leakage Pipes 漏损管道内流体的声传播分析
- Children like outdoor activities. 孩子们喜欢户外活动。
- I am very keen on outdoor sports. 我非常喜欢室外运动。
- anomalous sound propagation in sea water 水中超远距离传播
- Badminton and other outdoor games. 羽毛球和其他户外运动
- Guide for Measuring Outdoor Sound Received From a Nearby Fixed Source 户外附近固定声源的声音接收性测量指南
- sound propagation attenuation model 声传播衰减模型
- He was seasoned to outdoor work. 他适应了户外工作。
- He's not really an outdoor type. 他算不上是喜爱户外活动的人。
- underwater sound propagation path 水声传播途径
