有用聲能 的英文怎麼說

中文拼音 [yǒuyòngshēngnéng]
有用聲能 英文
useful energy
  • 有 : 有副詞[書面語] （表示整數之外再加零數）: 30 有 5 thirty-five; 10 有 5年 fifteen years
  • 用 : Ⅰ動詞1 （使用） use; employ; apply 2 （多用於否定: 需要） need 3 （敬辭: 吃; 喝） eat; drink Ⅱ名...
  • 能 : 能名詞（姓氏） a surname
  • 有用 : useful; serviceable
  1. For ship mounted sonar, the transducer received not only the required signal but also the ship noise. for distant signal, the ship noise is a strong interference

    在船用聲吶環境中，基陣所接收的除了可能有的目標信號外，還存在本艦噪聲，它對于遠方的目標信號是一個強大的干擾源。
  2. In this thesis, based on pershing ii surface to surface missile, a new kind of ballistic missile was designed with an additional rocket engine, which can be ignited twice. firstly, aerodynamic computational models of missile body and warhead which reentry with supersonic are built according to the task requirements ; secondly, the propulsion system model of missile is built whose first two stages are solid rocket engines and the third stage is liquid - solid combined rocket engine. the nozzle and the shape of the engine are designed to meet the needs of the populsion project ; thirdly, the trajectory model of the mass point is built and a wavy trajectory is designed & optimized ; finally, the ability of a missile ' s breaking through defence is analyzed

    以美國潘興導彈為原型，增加可兩次點火的末級發動機，改裝成具有跳躍能力的地地彈道導彈；首先，根據任務需求，建立了導彈的氣動模型，並建立了彈頭再入時高超聲速氣動模型；其次，建立了導彈推進系統模型，前兩級採用了固體火箭發動機，第三級採用了固?液組合火箭發動機，並在總體方案要求下，對發動機噴管和外形進行了設計；第三部分，建立了導彈質點彈道模型，設計了一條跳躍式彈道，並對跳躍式彈道進行了優化設計；最後，對導彈進行了突防能力分析，從分析的結果可以看出，跳躍式彈道的突防能力比常規的拋物線彈道要強。
  3. With the research development in antenna area, smart antenna, which could dynamically adjust antenna pattern in order to trace useful signals and suppress interference and noise, comes into researchers ’ sight

    隨著天線領域研究的進展，一種可以動態調整天線方向圖，有效跟蹤有用信號，抑制干擾和噪聲的天線系統? ?智能天線系統，進入了研究者的視野。
  4. The entropy or number of states of system or subsystem are closely related to interaction of particles and energy level distribution, therefore, to study the temperature dependence of the specific heat may supply some important and useful microscopic information which may play an important role in understanding electronic structure, density of state, phonon spectrum etc. the specific heat measurements at low temperatures also play important roles in the finding of the third law of thermodynamics, the quantum theory of solid and bcs theory for superconducting etc. moreover, specific heat measurements help us to understand the different kinds of phase transitions ( such as : structural phase transition, magnetic phase transition, superconducting phase transition etc. ) and the scaling behavior near the critical point

    系統、子系統的熵或微觀狀態數與微觀粒子間的相互作用及能級分佈密切相關，因此研究比熱與溫度的依賴關系能夠提供被測量系統許多極其有用的微觀信息，對理解固體的電子結構、電子態密度、聲子譜等起著十分重要的作用。低溫比熱的測量和研究對熱力學第三定律、固體量子理論和超導bcs等理論的建立起到了積極的推動作用。比熱研究還有助於認識各類相變如結構相變，磁性相變，超導相變等及臨界點附近的標度規律。
  5. " i am extremely sorry you find me so ignorant a cicerone, " replied morcerf, " but i am reluctantly obliged to confess, i have nothing further to communicate - yes, stay, i do know one thing more, namely, that she is a musician, for one day when i chanced to be breakfasting with the count, i heard the sound of a guzla - it is impossible that it could have been touched by any other finger than her own.

    「我很抱歉使您覺得我竟是一個這樣無知的向導， 」馬爾塞夫答道， 「但我不得不承認，我實在再沒什麼別的事情可以奉告的了。噢，不，有了，我還知道一件事，就是，她是位音樂演奏家，因為有一天，當我在伯爵家裡用早餐的時候，碰巧聽到一架琴的聲音，那種琴聲當然只有她才能彈得出來的。 」
  6. Some calls can be performed only imperatively, while others can be performed only declaratively

    有些調用只能強制性地執行，而有些調用只能以聲明方式執行。
  7. Because of the spectral line splitting of the burg algorithm, the recursive algorithm of the ar model, we choice the hamming weighted burg algorithm in this paper. the modified burg algorithm can weaken the spectral line splitting effectively. however, the ar model can ’ t gain the phase of the inter - harmonics

    由於ar模型的遞推演算法burg演算法存在譜線分裂現象，文中選擇使用hamming窗加權的burg演算法來遞推ar模型，修正後的burg演算法明顯減輕了譜線分裂現象，具有較好的抗噪聲能力，但無法得到間諧波的相位信息。
  8. Computer system ( assisted ) learning may ( might ) help, or using recorded books instead of printed ones

    電腦輔助學習可能有用，或者用有聲讀物代替印刷術也會有幫助。
  9. In studying the different methods of indicating the pronunciation of a chinese character by using two other characters between s. 2055 and other dictionaries of rhyming words, the author found what showed in s. 2055 might be some characteristics in oral language at that time, e. g. the voiced sound and voiceless sound use same initial consonant for the voiced sound had been voiceless ; there was misuse for the initial consonant between the group of zhi and the group of zhao

    摘要本文通過研究s . 2055與其他韻書不同反切，認為所反映的可能是當時口語的一些特點：濁音聲母與清音有混用，濁音已經清化了；知組聲母與照組包括二等與三等有相混的現象；東冬鐘歸字混亂，三部不分；支脂之三韻也有交涉；微韻「蘄」存在之韻的又音； 「解」字有平聲一讀。
  10. It is concluded that flp is better than other two filters in reducing the arw, constraining the high frequency noise and reserving the low frequency useful signals

    對比的結果表明， flp濾波方法能有效地抑制高頻噪聲，並保留陀螺信號的有用的低頻量。
  11. The porous diffusion type silencer is widely used to reduce the air flow noise because of its small volume and high noise attenuating ability. the out case of the silencer plays a very important role in reducing noise. the effect of the hole ' s shape, diameter and the distance between neighboring holes as well as the matchup between the case and the sound absorbing material tube are investigated experimentally. the relation between the out - flow noise and the gas velocity distribution is carefully studied for two different kinds of matchup between the case and the sound absorbing material tube. some useful results are gotten, which may be valuable to the design of the silencer

    多孔擴散型消聲器由於其體積小、消聲性能高而廣泛應用到排氣噪聲的降低上，其外殼對消聲器的消聲性能具有重要作用.本文對此類消聲器外殼的孔型、孔徑和孔距以及外殼同消聲材料的配合方面進行了細致的實驗研究，特別對外殼與消聲材料的配合與其排放噪聲以及外部流場之間的關系進行了探討，得到了一些有用的結論，對消聲器性能的提高具有一定指導意義。
  12. Experimental result shows the algorithm has nearly the same edge preserving performance as nonlinear multiwavelet transform, and nearly the same speckle noise suppression performance as filtering

    此演算法對原圖像進行多小波變換，然後在不同尺度，不同方向進行自適應閾值處理，模擬結果表明：本演算法能夠有效地抑制了斑點噪聲，又保留有用信號及邊緣信息。
  13. So how to select threshold effectively to avoid lose useful signal is problem worth to research. some research is processed here on the problems above as follow : ( 1 ). in exordium the research purpose and means is introduced

    因此，在去噪的過程中如何更有效地進行閾值選取，使得噪聲被去除的同時盡可能的避免有用信號的丟失，也是一個值得研究的問題。
  14. The traveling birds will carry, like always, my dress made of light clouds, up to the warm countries at the edge of the world, where i will wait for one year till i come back again. . and i feel very sorry for that tree who remains alone, without song. . i have hardly convinced him to turm green again after he had got dry ofr so much loneliness. . if he remains alone precisely now, he will surely die of sadness. . please caress him with your warm sun and tell him i will miss him and next year i shall come again to wake him up to life, by singing leaf songs

    旅行的鳥兒會像往常一樣，把我用浮雲做成的霓裳帶到世界邊緣溫暖的國度，我會在那裡等待一年，直到我再次歸來… …我對仍是孑然一身、沒有歌聲的那棵樹感到非常抱歉… …我幾乎無法使他相信，在他因過分孤單而乾枯后，還能再次穿上綠衣… …如果他此時此刻仍孑然一身，他一定悲哀而死… …請用你的溫暖的陽光愛撫他，告訴他我會想念他，來年我還會回來，用樹葉的歌聲將他喚醒，使他恢復生機。
  15. Some missionaries strongly advocated resort to force by western powers to make the qing government open its coastal ports, saying that it was only war that could open china to christianity, and directly participated in the british mititary activities to invade china

    一些傳教士還竭力主張西方列強用武力強迫清政府開放沿海口岸，聲稱「只有戰爭能開放中國給基督」 ，並直接參與英國侵略中國的軍事活動。
  16. One of the most important events in the history of the development of tv technologies is the implementation of digital compression technology, which leads tv industry into a new rapidly developing stage. with satellite, cable and terrestrial transmission channels, dvb, of which the digital compression is the core technology, has such features as two - way channels, interactive functions, etc. in dvb system, the information of video, audio and text is digitalized and integrated to form a new kind of tv program. furthermore, through online digital information broadcasting, people can browse information of other programs while watching several programs just as they have done on the internet

    電視技術發展史上最重要的里程碑是數字壓縮技術的廣泛應用，它將電視事業帶入一個新的高速發展時期，以數字壓縮為核心技術的數字電視廣播通過衛星有線和地面傳輸具有多功能雙向傳輸交互性等特點，不僅將圖像聲音和文字等信息數字化，而且將有關信息相互鏈接並有機地結合在一起形成了新的節目形態，特別是其採用了數字信息在線廣播方式，觀眾在收看到多套節目的同時還可以像訪問網際網路那樣瀏覽其它節目信息。
  17. The statistic of wavelet transform coefficient algorithm can solve the periodic noise, high - energy noise and some non - gauss noise simply and effectively ; bi - spectrum can acquire more information from the original signal than power - spectrum, detect more information except from range and restrain the gauss noise. short - time speech signal can be considered as stationary and with periodic non - gauss signal, so we can make use of bi - spectrum to obtain the speech character and separate the speech and noise and detect morse telegraph signal ; complex number spectrum variance algorithm is put forward based on the deeply observing speech data, it is a new algorithm, experiment show that it is simple, effective

    統計演算法在解決周期信號、高能噪聲和高斯信號方面有獨特之處，能簡單有效提取以上噪聲的特徵;雙譜能夠提供比功率譜更多的有用信息，有效地檢測信號幅度之外的其它信息，並能有效抑制高斯噪聲，短時語音信號一般認為是平穩且有一定的周期性的非高斯信號，因而可以利用雙譜來提取語音信號特性並實現信噪分離;復數譜方差演算法是在對語音信號進行深入觀察和分析的基礎上而提出來的一種全新的語音特徵提取方法，此方法簡單而有效的提取了語音、噪聲的特徵以及檢測莫爾斯信號，基於實驗表明，該演算法取得了很好的效果。
  18. This course lets classmates studying sound course for the first time can have voices to hear and award the ability to use with the audio apparatus basically, study the basic concept of the movie & tv audio, find out about the kind content of the audio equipment of movie & tv now, and then use the digit audio equipment to finish the specialized audio project

    本課程讓初次學習聲音課程的同學能有聲音聆賞與成音器材基本使用的能力，並學習影視成音的基礎概念，了解現今影視成音設備的種類內容，進而運用數位成音設備完成專業的成音工程。
  19. It ' s a wonderful story. and it starts with the fact that a dolphin is very sensitive and can see everything in your body with their sonar

    是嗎？我聽說過海豚都很聰明。可是我不知道它們還能用聲納來診斷一個人是否有病。這太神奇了！
  20. On one hand, from the technique of constrained least squares and limited energy of additive noise, an effective restored approach by adopting regularization method to overcoming ill - posed problem, solving an equation with a single variable, and using space iterative algorithm is proposed ; on the other hand, aiming at the restoration of blurred image, another effective restoration approach based on least - square algorithm is also proposed in this paper. this method firstly adopts increment iterative algorithm to improve convergence and meanwhile applies regularization technique to overcome ill - posed problem. in the computations, the regularized parameter has its adaptive character, which can be determined in terms of the restored image at each iteration step therefore automatically correct to the appropriate value

    一是從約束最小二乘出發，在加性噪聲能量有界的前提下，採用正則化方法來克服病態問題，通過解一個單變量方程，並利用空域迭代運算實現了一種有效的圖像復原;二是針對模糊圖像的復原問題，從最小二乘演算法出發，採用增量迭代的方法改善演算法的收斂性，同時結合正則化技術克服問題的病態性質，並引入自適應的正則化參數，使其與圖像復原的迭代運算同步進行並自動修正到最優值。
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