水下輻射噪聲 的英文怎麼說
中文拼音 [shuǐxiàfúshèzàoshēng]
水下輻射噪聲
英文
underwater radiated noise- 水 : 名詞1 (由兩個氫原子和一個氧原子結合而成的液體) water 2 (河流) river 3 (指江、河、湖、海、洋...
- 下 : 下動詞1. (用在動詞后,表示由高處到低處) 2. (用在動詞后, 表示有空間, 能容納) 3. (用在動詞后, 表示動作的完成或結果)
- 輻 : 名詞(車輪中車轂和輪圈的連接物) spoke
- 射 : Ⅰ動詞1 (用推力或彈力送出) shoot; fire 2 (液體受到壓力迅速擠出) discharge in a jet 3 (放出) ...
- 噪 : 動詞1. (蟲或鳥叫) chirp 2. (大聲叫嚷) make noise; make an uproar; clamour
- 輻射 : radiation; exposure; radio; beaming
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6 an algorithm of kurtosis signal - to - noise ratio ( ksnr ) based the mot - radiated noise polyspectrum feature extraction is presented
6提出了基於峰度信噪比的水下h標輻射噪聲的多譜特徵提取演算法。Joint analysis of radiated noise from underwater vehicles based on wavelets and bispectrum
水下目標輻射噪聲的子波變換和雙譜聯合分析Bispectrum based feature extraction and classification of radiation noises from underwater targets
基於雙譜的水下目標輻射噪聲的特徵提取與分類研究This paper attentatively studies the theory of traveling bubble cavitation noise emitted from high - speed underwater self - navigator of schiebe body
本文針對回轉體形水下高速自主航行器產生的流動泡類型的空化所輻射的噪聲理論進行了探索性的研究。By using this method, the impact on depressing the partial vibration and the radiation of the low frequency noise of the structure underwater is efficacious
採用增大局部結構剛度的方法,對于降低水下結構的局部振動與低頻噪聲輻射效果顯著。This thesis researches the design and implementation of underwater high - speed multi - channel data acquisition and processing system. there are some contents to be presented including designing a set of noise signal generator ; design and implementation of underwater nosie high - speed multi - channel data acquisition and processing system ; programming the windows 2000 device driver cl pci and usb with ddk2000 ; programming user interface of the control of the acquisition and display of the image with vc + + 6. 0
本論文對高速多通道採集和處理系統的設計和實現進行了研究,論文的主要研究工作包括:設計一套模擬噪聲源;根據水下目標輻射噪聲的檢測和識別要求進行了高速多通道採集和處理系統的設計和實現研究;完成了相應的pci 、 usbwindows2000驅動程序的開發;使用vc + + 6 . 0編寫了採集控制和波形顯示界面。After studying the mechanism of the underwater targets radiated noise, we learned that the signals are related to the correspondent dynamics
對於水下目標輻射噪聲的產生機理,可以發現它們與相關動力學系統的結構有關。The noise of such structures root in the shell vibration that drove by the inner engine, when coupled with the liquid medium, the noise will affect the performance of the vessels badly
這些航行器的結構噪聲來源於內部機械激勵殼體振動,並帶動周圍流體介質振動產生聲輻射,它嚴重影響了水下航行器的整體性能。分享友人