self-noise 中文意思是什麼

self-noise 解釋
n. 名詞 (船破浪前進時產生的)自噪聲。

  • self : n (pl selves )1 自己;自身;本身;【哲學】自我;我。2 本性;本質。3 私利;私心,私慾。4 〈俗〉...
  • noise : n 1 聲音,聲響。2 叫喊;嘈雜聲,噪音;喧鬧聲;吵鬧,騷動,騷擾。3 〈古語〉謠言,風聲。4 〈美國〉...
  1. But sometimes self - excited oscillations and noise may appear in hydraulic flapper - nozzle servo - valve if its construction is not selected very correctly. if self - excited oscillations and noise appear in hydraulic servo - valve, the performance of hydraulic control systems may lose stability

    因它具有非常快的響應速度,所以是目前應用最廣泛的伺服閥,但它也存在自激現象,容易產生自激噪聲和振蕩,嚴重影響伺服控制系統的穩定性。
  2. The insipidity and yet the noise ; the nothingness and yet the self - importance of all these people

    既枯燥乏味,又吵鬧不堪,無聊到了極點。這批人又一個個都自以為了不起!
  3. Damping bearing is a kind of bearing with damping ring. it is not the same as traditional bearing not only on geometry but also on material. damping ring has many merits such as perfect abrasive resistance, good noise proof ability, good self - lubricating property, excellent resistance to impact and its life length is much longer

    該類軸承為帶阻尼環的推力軸承,在結構和材料上跳出傳統框架,陰尼環具有減振、抗噪、自潤滑、耐磨、耐沖擊等功能,是傳統推力止推軸承壽命的數倍。
  4. This paper introduced how to use the so - called " adaptive self noise canceller " in the digital signal processing to deal with telluric data with this kind of interference

    對實際觀測數據的處理結果表明,採用此方法可以很好的消除秒采樣地電場觀測數據中地電阻率供電產生的干擾。
  5. 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。
  6. I was so amaz d with the thing it self, having never felt the like, or discours d with any one that had, that i was like one dead or stupify d ; and the motion of the earth made my stomach sick like one that was toss d at sea ; but the noise of the falling of the rock awak d me as it were, and rousing me from the stupify d condition i was in, fill d me with horror, and i thought of nothing then but the hill falling upon my tent and all my houshold goods, and burying all at once ; and this sunk my very soul within me a second time

    完成圍墻后的第二天,我幾乎一下子前功盡棄,而且差點送命。事情是這樣的:正當我在帳篷後面的山洞口忙著幹活時,突然發生了一件可怕的事情,把我嚇得魂不附體。山洞頂上突然倒塌下大量的泥土和石塊,從巖壁上也有泥土和石頭滾下來,把我豎在洞里的兩根柱子一下子都壓斷了,發出了可怕的爆裂聲,我驚慌失措,全不知道究竟發生了什麼事,以為只不過像上回那樣發生了塌方,洞頂有一部分塌了下來。
  7. The paper produces noise reduction measurements and major frequency coverage that is 200 ~ 2khz to be used in selection of acoustical absorption and sound insulation materials. the measurement produces self - contained data to design lower noise railway vehicles in the future

    本次測試的車輛車內噪聲主頻帶為20 2khz ,可依據此頻段進行新型車的設計和車體內部隔聲吸聲材料的選擇。
  8. The results show that the self - adaptive filter can be used to detect line spectrum, the wavelet transform and the fourier transform can be used to detect the ship noise in modulating the anisotropic noise field

    結果表明:自適應濾波對于各向異性噪聲場中的線譜檢測有良好的效果;而小波變換和短時傅里葉變換對各向異性噪聲場中的艦船噪聲調制信號檢測有良好的效果。
  9. It ' s high - frequence noise absorption, absorption of noise caused by rapid rise of front and self - reset function have widespread application in imput of supply, for absorption of inductive load switching surge voltage and for protection of two - way thyristor switching device, bypass capacitors, micro - machines and the others

    它所具有的吸收高頻噪聲、前沿快脈沖上升噪聲及自復位功能,使其在電源輸入端、吸收電感性負載開關浪涌電壓、保護雙向可控開關器件、旁路電容器、微型電機等方面有著廣泛的用途。
  10. The self - - noise of underwater vehicles is one of the main interfere sources in sonar, which is compound of three kinds of noise inc1uding the machinery noise, the propel ler noi se and the water ki net ics noise

    航行體自噪聲是聲納的主要干擾源之一,它由航行體運動時產生的機械噪聲、螺旋槳噪聲和水動力噪聲幾部分構成。
  11. Self - propelled for harvesting machinery - test method of noise

    自走式收獲機械.噪聲測定方法
  12. In this dissertation, a combinatorial algorithm based on the directional segmentation is proposed for the preprocessing of the fingerprint images, this combinatorial algorithm is composed of normalization, directional image computation, directional filtering ( gabor filtering ), local self - adaptive binarization, noise elimination and thinning

    本文的預處理演算法包括以下步驟:規一化、方向圖計算、方向濾波(採用gabor濾波) 、局部自適應二值化、二值化去噪和細化。
  13. In this paper, the self - adaptive filter, the wavelet transform and the fourier transform are used to detect the stationary and the non - stationary signal of underwater sound in anisotropic noise field

    本文以各向異性噪聲場為例,分別對聲矢量信號中的聲壓、振速探討應用自適應濾波、小波變換、短時傅里葉變換檢測水聲平穩和非平穩信號的應用效果。
  14. Specification for digital internal measure recoding equipment of torpedo - self noise

    魚雷自噪聲數字式內測記錄設備規范
  15. It wi l l be influence detect ability of sonar heavi 1y. so the study on self - - noise of underwater vehicles is an important work in sonar

    自噪聲的存在嚴重地影響了聲納對目標的檢測能力,對自噪聲的的研究是研製聲納的一項基礎工作之一。
  16. The connection of the velocity and self - - noise intensity is studied. then the spectral ana1ysis in the burg method and results is given out in high and 1ower ve l oc i ty

    採集到的數據進行了航速和自噪聲強度關系分析,採用burg法對自噪聲進行了譜分析,最終得到了該水下航行體高速和低速兩種狀態下自噪聲特性的分析結果。
  17. It is studied in thi s thesi s that the self - - noise data sampl ing in one underwater vehicles made in the institute of kunming 705 is get, then the pecu1 iarity analysis of noise and some results is given out in this thesis

    本課題首次對705研究所昆明分部研製的某水下航行體的自噪聲進行了實航採集,並對其特性進行了分析,得到了一些有價值的結果。
  18. In the experiment, the self - - noise samp1ing system is composed in both of high speed signal processing system and sold state hard - - disk, the underwater vehic1es moves in high and lower ve1oci ty in the lake and the noise data sampling are get using this samp1 ing system

    在本研究課題中,採用了高速信號處理機技術和固態盤存儲技術構造了自噪聲採集系統,並在湖上實驗中採集到了航行體高速和低速兩種狀態下的自噪聲數據。
  19. In the thesis the low drag - low noise optimization of the vehicle main form design is realized, main accomplishments are as follows. researched the knowledge of drag and flow noise, the parameters of the boundary layer are calculated by the hess - smith method and boundary layer momentum integral method. the calculation of the length of transition zone and change in boundary layer displacement thickness between laminar and turbulent states in the transition is improved, then the drag coefficient and self - noise from the transition zone are calculated as the objective functions of the optimization

    主要研究內容和成果如下:對航行器繞流流場進行分析,深入研究了阻力和流噪聲產生機理,建立了阻力系數和自噪聲的評估數值計算模型;採用物面分佈源匯法和邊界層動量積分法對繞流流場的流體動力參數進行計算,改進了轉捩區長度和邊界層位移厚度的計算,應用於航行器頭部駐點自噪聲的計算;最後設計了阻力系數和自噪聲數值計算程序模塊。
  20. Based on the mode experment, we research the vibration property of the sonar dome with its fixing manner and find a manner for control under water self - noise near the sonar. because of the similitude between mode and real sonar dome, the result is useful for sonar design

    本文在導流罩的相似縮比模型試驗的基礎上,討論不同安裝連接方式對導流罩振動特性的影響,探討通過改變導流罩的振動特性降低聲吶自噪聲的技術途徑.由於模型與實體存在相似關系,試驗分析結論對實際應用具有一定的指導意義
分享友人