波的穩定性 的英文怎麼說

中文拼音 [dewěndìngxìng]
波的穩定性 英文
wave stability
  • : 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...
  • : 4次方是 The fourth power of 2 is direction
  • : 形容詞1 (穩定; 穩當) steady; stable; firm 2 (穩重) steady; staid; sedate 3 (穩妥) sure; rel...
  • : Ⅰ形容詞1 (平靜; 穩定) calm; stable 2 (已經確定的; 不改變的) fixed; settled; established Ⅱ動詞...
  • : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
  • 穩定性 : antiwhip
  • 穩定 : 1 (使穩定) stabilize; steady 2 (穩固安定) stable; steady 3 (物質的性能不易改變的作用) stabi...
  1. Stability of travelling waves for non - convex system of one - dimensional viscoelastic materials with boundary effect

    具邊界效應一維粘彈物質非凸方程組行
  2. Technique of transmitting data via power line ( pl ) , a new technique developed in recent years , is used to automatize the free collecting system in public service and the management of uptown service 。 this article discussed the advantage , disadvantage and the current state of the power line carrier communication 。 the advantage , method and current state of using spread spectrum technique in power line communication are discussed 。 then the characteristic of low voltage power network was also compendious analyzed 。 in this paper , after introducing the principle of ssc , design of hardware and software of the system are been discussed 。 this system has been put into use , the result has proved its high stability and reliability

    本文研究旨在提供一種利用低壓電力供電網路、低成本、高可靠地實現公共事業收費自動化和小區物業管理智能化技術應用。討論了電力線載通信優、缺點及現狀,擴頻技術在電力線載通信應用優點、方式和現狀,並對低壓電力線網路進行了簡單分析。在闡述了擴頻通信基本原理基礎上,本文詳細地介紹了電力載遠程抄表系統具體實現,包括硬體模塊和管理軟體本系統已投入運行,具有較高和可靠
  3. By numerical simulation, the servo system in this paper greatly reduces the aeroelastic stability. the structural flitter added to the system can reduce the coupling effect of servo system and structure mode and increase the flutter velocity

    通過數值模擬發現,伺服系統會降低原有氣動彈系統,結構陷引入可以減弱伺服系統和結構模態耦合。
  4. The novel vertical carrier - free linear cluster system phoebus for the economical deposition of amorphous and microcrystalline silicon light absorbers by pecvd ideally combines the strengths of proven vacuum production platforms to precisely focus on the needs of solar cell producers : process stability, productivity, yield, footprint, costs of ownership

    立式無載體線團系統」菲斯」 ( phoebus ) ,以pecvd方法經濟地鍍膜無和微晶硅吸光體,理想地結合各種證明可靠真空生產平臺優點來精確聚焦于滿足太陽能電池生產者需求:工藝,生產效率,合格產量率,佔地面積和擁有運營總成本
  5. Stability of the rarefaction wave for the generalized bbm - burgers equation

    方程稀疏英文
  6. This paper starts the research of the liquid floated pendulous accelerometer testing system according to the engineering. at first, this paper gives the brief introduction of the history and present status of accelerometer and its testing technology, the working principium and math model of the liquid floated pendu - lous accelerometer, and then, decides the binary width pulse force retrim loop as the design proposal of testing system, researches the transfer function of every part in the system emphasizly, analyses the stability of the whole accelerometer testing system from the angle of control theoretics by the open loop transfer function of system, and designed the correcting net, analyses the basal problems such as resolution, sampling restraint, precision and so on, designs the hardware testing circuits such as preamplification, band - pass filter, alternating amplifier, phase sensitive demodulatorn, pulse - width modulation, frequency scale circuit, moment current generator. finally, using the graphics program language labv - iew which is designed for testing field especially by ni accomplishes the solfware design of testing system, realized the testing functions

    首先對加速度計及其測試技術發展歷史和現狀,液浮擺式加速度計工作原理和數學模型等作了簡要介紹,然後確了以二元調寬脈沖再平衡測試迴路為設計方案,並從控制理論角度進行了分析,著重研究了系統中各部分傳遞函數,利用系統開環傳遞函數分析了系統,同時設計了系統校正網路;分析了二元調寬脈沖再平衡測試迴路解析度、采樣約束以及測試精度等基本問題,並按照系統分析結果設計了包括前置放大、帶通濾、交流放大、相敏解調、脈寬調制、頻標電路以及力矩電流發生器等測試系統各部分硬體電路,驗證了電路正確,最後按照測試系統要求,採用了美國ni公司專為測試領域所開發虛擬儀器工具? ? labview作為測試軟體開發工具,利用該圖形化編程語言完成了測試系統軟體部分設計,實現了測試功能。
  7. Through the experiment, the following results were given out, whether the system was rolling or not, there were always density oscillation gradients when the two - phase flow instabilities occurred, and the stability of the system was always strengthened with the increasing of the inlet mass flow or the increasing of the inlet subcooling of the test tube

    實驗結果表明,無論是搖擺還是不搖擺,系統發生類型中都有密度型脈動成分,系統總是隨流量增加而增強,隨入口過冷度增加而增強。
  8. Because of the temperature rising of ultrasonic motors, load changes, and vicinal surrounding changes and so on, the resonant frequency will shift, leading to working stability drop

    由於超聲電機溫升、負載變化及周圍環境變化等原因,使電機諧振頻率發生漂移,這將影響超聲電機運行
  9. The waveform generated using digital systems is of strict coherence, repetitiveness, high stability and programmability, which can also easily realize the waveform parameter agility and generate arbitray waveforms in order to meet the urgent needs for anti - interference and strong viabilities of radars under modern ew environment

    數字方法生成形具有嚴格相干、可重復、高度和可編程優點,能夠方便地實現形參數捷變以及產生任意復雜形,滿足了現代電子戰環境中對雷達抗干擾和強生存能力迫切要求。
  10. Usually, the stability of individual commodity market price fluctuation is studied based on supply - demand equilibrium, called as " cobweb model "

    通常,關于單商品市場價格問題,是在供需均衡條件下進行研究,稱為「蛛網模型」 。
  11. So, in this paper, its main researches are to make use of both disequilibrium economics theory and chaotic economics theory to study the market price models ; according to the economic movement, to improve the traditional cobweb models and set up nonlinear and disequilibrium cobweb models, which are more accurate, scientific, and able to describe practical economy ; then to analyze commodity price fluctuation and stability on the established models with the change of the parameters ; finally to draw some conclusions

    據此,本文將非均衡理論及非線混沌理論同時應用於市場價格模型中進行研究,對傳統蛛網模型加以改進,從現實經濟系統運作實際情況出發,建立更加準確、科學,更能反映經濟現實非線非均衡蛛網模型,並對所建立模型進行動態分析,研究了各種參數條件下價格問題,從而得到若干結論。
  12. The equations of the mean value functions and the covariance functions are established for dynamical systems whose inputs are fuzzy stochastic processes. an existence and uniqueness theorem of ito fuzzy stochastic differential equations is proved, some explicit representations of solutions and the equations of statistical characteristics are deduced for linear fuzzy stochastic differential equations, and numerical methods to nonlinear fuzzy stochastic differential equations are proposed, the conditions for stability and observability of fuzzy linear systems are derived. the kalman filter algorithms of linear fuzzy stochastic systems are brought forward

    主要成果包括:提出了模糊隨機變量協方差和反向協方差概念;研究了二階模糊隨機變量均方收斂,並在此基礎上得到了均方模糊隨機分析、平模糊隨機過程及其譜分解若干理;根據均方模糊隨機分析理論,得到了輸入為模糊隨機過程系統輸出輸入統計特徵關系方程;證明了ito型模糊隨機微分方程解存在唯一,並給出了ito型線模糊隨機微分方程解表達式,統計特徵方程以及非線模糊隨機微分方程數值解法;得到了模糊線系統和可觀條件、線模糊隨機系統統計特徵方程和線模糊隨機系統kalman濾演算法;研究了當觀測值是模糊數據時,線回歸模型建立。
  13. In this paper, the drive theory of the large ratio friction transmission is studied ; a new type elliptical cam wave generator is designed ; the large ratio friction transmission prototype is designed and manufactured ; based on the ansys finite element method software, structure of the elliptical cam is analyzed ; precision index of the manufactured large ratio friction transmission prototype, such as transmission accuracy, least step, stability of the least step, load capacity is measured by the absolute rotary encoder. by analyzing the measurement data and research content, it is think that the new elliptical cam wave generator could overcome a good many problems brought by processing errors, facilitate size precision adjustments, input moment can be achieved in the form of a pure force couple importing ; through this study, " the large ratio friction transmission prototype " could apply in practical engineering basically

    本文研究了大速比摩擦傳動傳動理論;設計了新型橢圓凸輪發生器,設計製作了大速比摩擦傳動樣機;用軟體ansys對所設計橢圓凸輪結構進行了有限元分析;用19位絕對式編碼器測試了大速比摩擦傳動機構傳動精度、最小步距、最小步距以及帶負載能力等各項精度指標;對測量數據和研究內容進行了歸納和整理,認為新型橢圓凸輪發生器克服了加工誤差帶來諸多問題,新型橢圓凸輪發生器可以進行尺寸精度調整,能夠達到輸入力矩以純力偶形式輸入;通過本項研究,基本可以使「大速比摩擦傳動機構」在工程中得以應用。
  14. Abstract : as the heart of twt , the structure stability of grided electron gun directly affect pulse output performance of twt , and the structural reliability under vibration stress are especial - ly important for today ' s manufacturers

    摘要:柵控電子槍作為行「心臟」 ,其結構直接影響著管脈沖輸出能,特別是在振動應力下結構可靠更是當今生產單位關注重點。
  15. This text research the digitalization monitoring method for the medium loss of electric capacitive equipment : the harmony wave analytic approaches, and then adopt the method to test in scene. the result indicate that this method using in the medium loss testing have higher stability and accuracy

    本文研究了電容設備絕緣介質損耗數字化監測方法:諧分析法,並採用諧分析法在現場進行了測試,結果表明該方法在介損測試中具有較高和準確
  16. This paper simulates the effect of voltage fluctuation inspection through the tool of matlab. and proves the filters ' s stability. in the part of self - checkout, pi ( proportional integral ) control arithmetic is put forward to check the gain k and the calculated results show the method ' s effectiveness. then many comparements toward pst are done in different realization methods such as different interpolation points classification number and sample frequency. though simulation and calculation we can see the designed flicermeter can meet our country ' s standands

    文中利用matlab對電壓檢測效果進行了模擬;並對涉及到做了證明;在自校驗部分提出了將pi (比例、積分)演算法用於數字濾器增益k值,取得了不錯效果;然後分別從取不同插值點、不同分級數和不同采樣頻率這幾個方面出發,對計算出p _ ( st )值進行了比較。
  17. For the improvement of reliability and stability of the whole apparatus, meanwhile, for eliminating various electric - magnetic disturbance within the power supply and ground, measures such as filter, grounding, shielding are all taken in technique. the special methods are lc filter for power supply, bypass capacitor for suppressing voltage surge in printed circuit board, shielding layer wrapped in sensor head and overall grounded

    通過採用合理、接地、屏蔽等各種方法,尤其是採用電源lc濾電路、電源上加旁路電容抑制線路板上電壓動、傳感頭加屏蔽層、傳感頭總體接地結構等多種抗干擾辦法,減小了電源和地線上各種電磁干擾,保證了系統和可靠
  18. Making use of the time series exhibitions of the fluctuation - rate datum, we make our study for the following two purposes : one is to observe whether the preannouncing companies " temporal - condition variance of the series of the return rate conforms to the demand of sta bility ; the other is to decide whether the preannouncing companies " stocks have asymmetrical - information adjustment, this is to say, to decide how the companies response to good or bad news

    為了進一步檢驗盈餘預告新規則實施效果,我們考慮從入手對股票市場進行系統分析。我們嘗試利用動率數值時間序列表現進行研究,力圖了解:預告公司股票日收益率序列時變條件方差是否滿足要求。預告公司股票是否存在信息非對稱調整現象,即對利好利空消息分別做出何種反應。
  19. A numerical simulation software is developed that can be used to simulate standing oblique detonation waves in hypervelocity flight conditions. reasonable parameters and advanced method are provided for the application of standing detonation propulsion technology. the main points are as follows : the mathematical model is developed that can be used to analyze the properties of planar standing oblique detonation waves

    通過對駐斜爆轟形念理論分析和數值模擬,對高超音速條件下斜爆轟波的穩定性現象進行了系統研究,探討了產生駐斜爆轟臨界條件,開發了平面和錐形駐斜爆轟流場數值模擬軟體,為駐爆轟推進技術應用提供合理系統參數和先進手段。
  20. 2 ) the stability of travelling wave solutions by analytic semigroup theory and a detailed spectral analysis, the asymptotic stability of the travelling waves we obtained above is proved

    2 )行波的穩定性在解析半群框架下,利用譜分析方法,本文得到以上行局部漸近,而在此以前一直未有這方面詳細結果。
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