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- sound radiation of turbulence 湍流噪声辐射
- In this paper, the effect of disc muffler on vibration and sound radiation of worm shell is discussed. 摘要探讨了圆盘型进气消声器对蜗壳振动和声辐射的影响。
- In order to reduce sound radiation of a structure, the method of Active Structural Acoustic Control (ASAC) was developed in the 1980s. 自八十年代后期以来,为了更为有效地降低结构声辐射,人们提出了主动结构声学控制(ASAC)。
- The numerical results explain that the vibration and sound radiation of stern can be degraded by enforcing the rigidity of rudder or reducing the length of the vane. 结果显示舵翼结构与周围流体的相互作用很大,改变其尺寸和刚度会使得模型的声压发生很大的变化,同时流固耦合现象的存在使得模型在水中的频率明显下降,并且模态阶数的顺序也发生了改变。
- Times of turbulence and confusion. 骚动与混乱的年代
- Sound radiation of unbaffled plate based on Green function 基于格林函数的无障板结构声辐射分析
- He remained serene in the midst of turbulence. 处于一片混乱之中,他依然保持镇静。
- The radiation of the star could not be regulated. 恒星的辐射将是无法节制的。
- Radiation of pain into the buttock or thigh. 疼痛放射至臀部或大腿。
- Research on the Sound Radiation of the Stern of Submarine with Rudder and Vane 舵翼结构对水下航行器尾部振动声辐射的影响
- Is there any radiation of the pain to the back? 这里的痛扩散到背部吗?
- In Taylor's picture, the eddy is the basic element of turbulence. 在泰勒的描述里,旋涡是湍流的基本要素。
- Electromagnetic radiation of any wavelength. 光任何波长的电磁辐射
- The stars are radiators of vast power. 恒星是巨大能量的辐射体。
- A calculation of the vibration and sound radiation of ship auxiliary engine room and its experimental research 船舶辅机舱振动与声辐射计算及实验研究
- ANALYSIS OF SOUND RADIATION OF ELASTIC RECTANGULAR ENCLOSURE WITH CONSIDERING BOUNDARY CONDITIONS 考虑边界条件的弹性长方体封闭结构腔辐射声场分析
- Stars are radiators of vast power. 恒星是强大的发光体。
- The radiation of heat and light from a burning body. 从一个燃烧物发出的热和光。
- But France is also undoubtedly heading for a period of turbulence. 然而法国也将无庸置疑地进入一段动荡时期。
- Prediction of Vibration Response and Sound Radiation of the Underwater Complex Shell by Using Similitude Principle 基于相似理论对水下复杂壳体的振动和声辐射预报