零能波 的英文怎麼說

中文拼音 [língnéng]
零能波 英文
zero energy wave
  • : Ⅰ數詞1 (零數) zero2 (數的空位) zero sign (0); nought 3 (表示沒有數量;無) nil; nought 4 (...
  • : 能名詞(姓氏) a surname
  • : Ⅰ名詞1 (波浪) wave 2 [物理學] (振動傳播的過程) wave 3 (意外變化) an unexpected turn of even...
  1. If the velocity of atoms is near to zero, the light for ces will tend to confine the atoms near to nodes and antinodes. the stability depends on the magnitude of the negative slope of the light force, the depth of the potential well and the momentum diffusion coefficient. it is important to select the parameters, e. g

    如果通過激光冷卻使原子速度降至很小甚至為,光壓力的作用將使原子被較穩定地囚禁于激光駐場的節點和反節點處,其穩定程度取決于該處光壓力曲線負斜率的大小、對應勢的勢阱深度以及動量擴散系數的大小,因此,如何在實驗中合理選擇激光強度、失諧量等顯得尤為關鍵。
  2. Before using phase - only algorithm to achieve nulling, estimations of the number of interferential sources and the doa of interferential signals are needed. so, the spatial spectrum estimation basd on the maximum likelihood method ( capon method ) and music algorithm used for detecting the number of interferential sources and the doa of interferential signals are discussed in the second chapter

    在採用phase - only演算法進行束置之前,需要估計干擾源的方向和個數,因此本文還在第二章介紹了發射數字束形成中用於測定干擾源個數和方向的空間譜估計法? capon演算法和music演算法的測向原理,並分析了它們的性和優缺點。
  3. The initial vsd process uses two main characters, the average instantaneous energy and the average instantaneous zero crossing rate ( zcr ). to make the first recognition for the start and the end, the emphasis of which is to select the appropriate value of the threshold and the length of frame. in the final vsd process, the author compares several characters and confirms the new recognition character

    初步分段過程使用了量和過率這兩個主要特徵進行端點檢測,重點是合理選擇兩個重要參數? ?門限和統計幀長度的取值;在最終分段過程中,筆者首先通過比較幾種特徵的識別效果,選擇卡爾曼濾參數作為再次分段的識別特徵,還提出了一種新的識別特徵? ?周期性緩變特徵,使用這兩個特徵分別在子語音段內進行端點檢測。
  4. Partial wavelet coefficients ca n ' t be set zero when the threshold is undersize so parts of noises are retained and some useful signals will be taked off when the threshold is iusto major so parts of useful signals are lost. these cases result in dissatisfactory denoising

    如果閾值選取過小,那麼有一部分的噪聲小系數將不被置,從而在去噪后的信號中保留了部分噪聲信息,使去噪的效果變差。
  5. This multi - purpose optical metering system had adopted the twyman - green interferometric system as its center, containing an advanced digital wave surface interferometry and a kind of homodyne interferometer displacement testing method with nanometer - sized capacity. at the same time, many wide - applied metering technology, for example, the diffracted field ( fringe ) measurement, co - focal lens system, optical fiber sensors and 4f ( focal distance ) space filter system which can embody the chief principle of fourier optics well, were combined into it successfully. this instrument can firstly offer and show modern optical testing method in the laboratory for majors of information processing, instrument science, measuring and testing technology and automatic technology

    該多功激光光電實驗系統以泰曼-格林干涉( twyman - green )光路作核心,包括先進的數字面干涉技術和一種基於空間干涉原理的、納米解析度差干涉儀位移測量方法,同時將多種新穎、工程實用價值高的測量技術和光路如衍射測量、共焦顯微技術、光纖傳感技術以及反映傅立葉光學基本光學原理的4f空間濾系統也組合進去。
  6. In fact, the deep overlapping of the wavepacket of particles implies new interactions which are technically called nonlinear ( in the sense of depending on powers of the wavefunctions bigger than one ), nonlocal ( in the sense that they are extended over the volume of wave - overlappings which cannot be evidently reduced to finite number of isolated points ), as well as nonpotential ( in the sense of being of contact / zero { range type for which the notion of action - at - a - distance potential has no mathematical or physical meaning of any type }

    事實上,粒子相互之間深深重疊的包意味著新型的相互作用,技術上它可稱之為非線性意義為它們取決于函數大於1次的幕而定,為非局部意義為它們的延伸超越了重疊的體積,使其顯然無法再縮小到有限數孤立點,以及為非潛意義為相互接觸距離,在這種情況下一定距離下作用的潛勢不再有任何數學上或物理上的意義。
  7. Mlg series ultrasoning system is designed by our compeny, combining with the advantages of foreign and domestic trades. the instrument id mainlu used is single monocrystal silicon sheet, electric parts, lens, hardware and precision mechanical parts

    Mlg系列超聲清洗系統,是本公司結合國外清洗機的特點精心設計,主要運用於單晶矽片、太陽矽片、電子件、光學鏡片等行業。
  8. These character based on sichuan power network ' s practice operation experience, in allusion to the config of the carrier wave protection in bypass breaker operating, through the study of protection ' s typical config : one side lfp - 902a, one side csl - 101a, proceeded comprehensive act module test, noted plenty of first hand test data and wave picture, proceeded detailed theory analyses, plenitude demonstration atresic type carrier wave distance protection when twain side atresic type logic is not completely same, basically can fill power network ' s requirement to relay of reliability selectivity speedly and sensitively

    本文結合四川電網的實際運行經驗,針對旁路開關代路運行時的保護配置情況,通過對旁路代路時保護典型配對組合:一側lfp - 902a ,一側csl - 101a的保護配置情況的深入研究,做了全面的動模試驗,記錄了大量的第一手試驗數據和形,進行了詳細的原理分析,充分驗證了高頻閉鎖式距離序保護在兩側閉鎖式邏輯不盡一致的情況下,基本夠滿足電網對繼電保護的可靠性、選擇性、快速性以及靈敏性的要求。
  9. Introduction to wave mechanics : schroedinger ' s equation, wave functions, wave packets, probability amplitudes, stationary states, the heisenberg uncertainty principle, and zero - point energies

    介紹動力學:薛丁格方程式,方程式,包,或然率,穩定態,海森堡不確定原理以及量。
  10. Need for suppliers who can manufacture to the quality requirements of western manufacturers engaged in making of white goods like refrigerator, washer, dryer and microwave oven

    要求國內專業的,夠生產高質量的家電如冰箱、洗衣機、甩干機、微爐等產品的部件供應商提供以下家電配件。
  11. Thirdly, in the environment of labview, several kinds of vis used for sensor signal test are designed, including wave generation, time domain measurement, filter disposal, frequency analysis, etc. after that, wavelet analysis in the application of one - dimensional signal de - noise is studied, threshold and translation invariance wavelet de - noise are realized, and wavelet de - noise vi for zero drift signal of the fiber optic gyro in fcs is designed using labview

    接著,在labview環境下開發了多種用於傳感器信號測試的虛擬儀器,具有形發生、時域測量、濾處理、頻譜分析等多種功。隨后,研究了小分析在一維信號消噪中的應用,實現了labview環境下的閾值法和平移不變量法小消噪,並利用labview設計了飛控系統中光纖陀螺漂信號的小消噪儀。
  12. Li ka - shing yesterday warned agai t holding direct electio in 2007 , saying hong kong " ca ot afford i tability "

    李嘉誠昨日反對于七落實普選,稱香港沒有力應付大動。
  13. The company is located at zhejiang ningbo technology park and it engages mainly in the smelting equipment of magnesium and aluminum allo y, quantitative conveying ana pouring equipment, gas protection device and the magnesium alloy pressure casting parts. the more, it can provide services of technology development, achievements transferring, process revamping, material inspection, computer stimulation, etc. the company is based on the strong technical strength of the military technology and the research institutes and has a large number of senior research personnel. the company owns many patents and know - hows, among which the magnesium alloy smelting, gas protection, quantitative pouringas well as the later on processing technology has reached the world advanced levet. the company sticks to aim of quality first, credit supreme and would like to provide best

    公司位於浙江省寧市科技園區凌雲路199號,是以生產鎂合金鑄件為主業,包括壓鑄低壓鑄造等,並具備技術開發成果轉化等功的綜合性科技公司,以兵器工業和科研院所的雄厚實力為依託,擁有自主知識產權的多項專利專有技術和國際一流的技術裝備,擁有教授博士碩士等高級專業研究人員數名在鎂合金鑄造產品研製及后續加工方面,我公司擁有技術領先優勢,目前我公司為電動工具汽車摩托車部件it行業以及軍工方面提供配套產品配套設備技術咨詢與技術服務技術轉讓及聯合開發,還可以進行工藝改造材料檢測檢驗計算機模擬等多項服務
  14. Smart antenna has been widely researched in communication and signal processing, the adaptive beamforming algorithm is the key technique of smart antenna. it could adaptively steer the array directional pattern to form the main narrow beams with high gain in the direction of the users " signals while deeply nulling the interference signals. it is an effective way to realize the optimal receiving of the interesting signals

    天線技術是目前通信和信號處理等領域的研究熱點,自適應束形成演算法的研究是智天線的一個關鍵技術,它夠自適應地控制天線陣方向圖在用戶信號方向產生高增益窄束,在干擾信號方向產生較深的陷,是實現用戶信號最佳接收的有效方法。
  15. In order to make the retailer ' s pricing decision reflect the quality fluctuation of perishable foods, the bundling selling model based on the shelf life for perishable foods was established by taking pasteurized milk as illustration after effectively partitioning customer - groups among the whole market

    摘要為了使售商的價格決策反映易腐食品的質量動,在分析微生物預測模型及有效劃分市場消費群的基礎上,以巴氏奶為例建立了基於貨架期的易腐食品捆綁銷售模型。
  16. The main circuit is consisted of 18 thyristors circuit and protection circuit. with the help of control subsystem, it can get the output of low frequency voltage ( current ) with the shape of sine wave ; the core of the control subsystem is the cpu of 87c196kc, and the synchronization circuit, the pulse - widen circuit, and the power - enlarged circuit form the accessorial subsystem of the control system. it possesses all the functions of digital triggering, digital tuning, analog / digital conversion ; the input transfer can isolate the input and output ; and the circumfluence reactor can reduce the circumfluence

    主迴路採用由18個晶閘管組成的三相式電路,並輔以晶閘管的保護電路,通過控制可以得到低頻正弦的電壓(電流)輸出;控制迴路主要以87c196kccpu為核心,其外圍電路包括同步電路,脈沖拓寬電路,功率放大驅動電路等,完成了數字觸發、數字調節、模數轉換等功;進線電源變壓器具有變壓和隔離作用;環流電抗器則實現了有效抑制主迴路瞬時脈動環流的功
  17. A novel cycloconverter - rype three - phase hf link inverter topology for soft - switching based on phase - shifted full - bridge mode is proposed, whose main advantages are as follows : under the conditions of d < i < and overlap - d, the switches of the leading leg are turned on at zvs and the switches of the lagging leg are turned off at zcs and all switches of the cycloconverter circuit are commutated in the overlapping mode in the interval of zero voltage, which makes the circuit realize soft switching to the utmost extent and reliably solve the problem of peak voltage caused by the storing energy of leakage inductance of hf transformer

    論文提出一種新型移相全橋軟開關周變流型三相高頻鏈逆變器,電路的主要優點是:前級移相全橋的移相角控制在_ d _ i和_ ( overlap ) - _ d條件下,超前橋臂電壓開通,滯后橋臂電流關斷,並使周變流器所有開關在電壓期間重疊換相,使整機開關最大程度地實現了軟開關,並可靠解決了高頻變壓器漏感儲引起的電壓尖峰問題。
  18. The research results are controlled source which has linear or nonlinear variabe frequency scan function and the seismic instruments which match with it, and the method of small group intervals, small offset, much more channels, short array length, high - frequency receivers are applied during the link of data acquisition, and that the techniques of the refraction static correction, the noise suppressing, the high - resolution velocity analysis, the wavelet length compression, the wavelet zero - phase, and the prestack migration should be applied emphasizedly during the link of data processing and interpretation

    研究表明,對于城市活斷層的抗干擾高解析度淺層地震勘探,在數據採集環節應採用具有線性或非線性變頻掃描功的可控震源和與其相匹配的地震儀器,以及小道間距、小偏移距、多接收道、短排列和高頻檢器接收的工作方法;在數據處理與解釋環節,要重視折射靜校正技術、噪聲壓制技術、高精度速度分析技術、子壓縮技術、子相位化技術和疊前偏移技術等的應用。
  19. Adaptive antenna can react to interfering signal automatically, form the beam zero points at interference and keep the signal receptions in right directions

    自適應天線自動地對干擾信號做出反應,將天線點對準干擾方向,同時保持信號方向的接收力。
  20. In the production of the copperplate rolling, the fluctuation with thickness of supplied materials, the disparity of the material performance, the deviation of actually used apparatus, external interference and apparatus change of spare part, etc. can not make traditional pid control set up accurate mathematical model, reach the ideal control result. thus, the precision of copperplate products can ’ t meet the demands far away

    在銅板軋制生產中,由於帶材來料厚度的動和材料性的不均勻性,實際使用的設備偏差性、外界的干擾和設備部件的變化等都會使傳統的pid控制很難建立其精確的數學模型,達不到理想的控制效果,這樣會使銅板加工成品的精度遠遠達不到要求。
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