背景波動 的英文怎麼說

中文拼音 [bēijǐngbōdòng]
背景波動 英文
background fluctuations
  • 背 : 背動詞1. （用脊背馱） carry on the back 2. （擔負） bear; shoulder
  • 景 : Ⅰ名詞1 （風景; 景物） view; scenery; scene 2 （情形; 情況） situation; condition 3 （戲劇、電影的...
  • 波 : 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...
  • 背景 : （布景; 襯托主體事物的景物; 對人物、事件起作用的歷史條件或現實環境） background; backdrop; setting
  • 波動 : 1 （不穩定） undulate; fluctuate; unsettle; surge; rise and fall 2 [物理學] wave （motion）; wave...
  1. This thesis deals with the application of image segmentation to the automatic identification of a bar code image with a complex background. the bar code image is segmented by the program which is coded by vc + + 6. 0, then by image erosion, the background such as characters etc is processed, yielding isolated points which are filtered by a median filter. the relative position of the bar code does not change

    本論文將圖像分割應用在有復雜背景的條碼圖像自動識別上，運用vc + + 6 . 0編寫的程序，處理分割的條碼圖像，然後用圖像腐蝕的方法，處理圖像上的文字等背景使其變成一些孤立點，再通過中值濾波去除圖像上的噪聲點，此時圖像中條碼的相對位置不變。
  2. Using her scientific background, olive integrates brainwave biofeedback training, educational kinesiology, imperative self analysis, sonic neurotechnologies, and other tools into a total system for personal, professional, and organization transformation

    應用她的科學背景，綜合腦波生物回饋訓練、教育肌動學、生命藍圖分析、腦神經科學及其他工具，劉儀整理出一個完整的系統，幫助一般人、專業人士及組織做核心的轉化。
  3. Topics include : planets, planet formation ; stars, the sun, " normal " stars, star formation ; stellar evolution, supernovae, compact objects ( white dwarfs, neutron stars, and black holes ), plusars, binary x - ray sources ; star clusters, globular and open clusters ; interstellar medium, gas, dust, magnetic fields, cosmic rays ; distance ladder ; galaxies, normal and active galaxies, jets ; gravitational lensing ; large scaling structure ; newtonian cosmology, dynamical expansion and thermal history of the universe ; cosmic microwave background radiation ; big - bang nucleosynthesis

    課程的主題包含了：行星、行星形成；恆星、太陽、正常的恆星、恆星形成；恆星演化、超新星、緻密天體（白矮星、中子星及黑洞） 、波霎、雙x -射線源；星團、球狀及疏散星團；星際介質、氣體、塵埃、磁場、宇宙射線；距離階梯；星系、正常及活躍星系、噴流；重力透鏡；大尺度結構；牛頓宇宙學、宇宙的動力膨脹及溫度發展歷史；宇宙背景微波輻射；大霹靂核合成。
  4. Part three : according to the above study, writer leads some policies, for our choice, on a continuing advance of our real estate industry. this part is composed of chapter four. lt is important how to design or choose the policy on real estate industry for promotion lasting and continuous development of real estate industry. you have to meet this problem when you analyze and study of business cycle fluctuation of real estate industry

    該部分內容由第4章構成，在房地產經濟周期波動運行背景下，特別是對處于經濟轉軌時期的中國而言，如何促進房地產業實現長期穩定增長，是制定和選擇房地產業政策時面臨的一個重要問題，同時也是在分析和研究房地產周期波動時必須正面回答的問題，本部分分析了促進房地產業穩定增長的政策選擇。
  5. This paper focuses on the research of the stress mechanism of the ribbed shell structure in statics, dynamics and under the explosive load on the basis of the engineering practice of cave depot of single aircraft. in this paper, according to the classical shell theories, the basic differential equilibrium of the ribbed shell structure and the finite element analysis of 3d rippled plate are established, in which the function of annular ribs reinforcement bars and 3d ripped steel plates are distributed in the range of the steel, and the functions along the longitude direction of tension, bending, and torsion are neglected ; applied with dynamic analytical theory, the dynamic model of ribbed shell structure and the analytical theory model of elastic - plastic are set up ; the triangle series method is used to solve the displacement and stress under the distributed load and the concentrated load of the ribbed shell structure

    本文以軍用機場地面單機掩蔽庫工程建設為工程背景，首次對內襯三維波紋鋼板混凝土拱型復合結構的受力機理進行了靜力、動力和爆炸荷載的分析研究。根據將橫肋、鋼筋及三維波紋鋼板的作用均勻分佈在殼體范圍內的情況，忽略橫肋、鋼筋及三維波紋鋼板沿殼體母線方向的抗拉、抗彎及其抗扭作用，首次推導出了內襯三維波紋鋼板混凝土殼體的微分平衡方程，建立了有限元計算模型，並採用三角函數法，求解了三維波紋鋼板混凝土拱型復合結構在分佈荷載和集中荷載作用下的位移響應和應力響應，並與普通殼體進行了比較。
  6. Based on an engineering background, through numerical simulation of the flow field in the hp turbine of the energy efficient engine ( e3 ), the article research the unsteady flow in a transonic turbine stage, the unsteady phenomena in the stage include the shockwave, wake, shedding vortex, endwall vortex, passage vortex and leakage vortex, etc. there are two shockwaves generated on the vane the tailing edge, one on suction side is named moving shockwave, and name another on pressure side steady shockwave

    本文首先對于研究的意義和國內外研究的現狀做了簡要的介紹，再從某工程背景出發，通過對e3發動機高壓渦輪內流場的數值模擬，研究了干涉的周期性的問題，以及渦輪級內常見的非定常現象：激波、尾跡、脫落渦、根腳渦、通道渦、漏流渦。導向器尾緣會出現兩道激波，在吸力面的激波可稱為「運動」激波，壓力面的激波可稱為「定常」激波。
  7. Based on some macroscopic evidences gained in actual earthquake fields and on a preliminary theoretical analysis, it has been pointed out that the rayleigh waves should be an essential cause of liquefaction for the fields beyond the epicentral region with saturated sand deposits at shallow depths

    （ 4 ）首先介紹了提出rayleigh波是液化主因的背景，基於宏觀震害資料的啟示，提出了rayleigh波可能是造成砂土液化的主要動因的新見解。並用單相介質模型的總應力法，分析了rayleigh波可能產生的應力大小。
  8. And the characteristics of the ground clutter change as well as time change

    此外，飛機運動時，雜波背景的特性會隨時間變化。
  9. The use of interferometer to detect and analyze laser radiation is well known, but when the intense ratio of the laser radiation to the background natural light radiation is too small, the laser radiation cannot be detected. a novel more sensitive method for detect of wideband weak incident laser in strong background noise is introduced in this paper. the optical unit uses two wedge interferometers and two line array detectors. the incoming light radiation is divided into two beams and through the interferometers

    在被動激光偵察告警中，對微弱脈沖激光信號的探測是一個難點。當探測距離相當遠或視場內接收的背景光輻射很強時，脈沖激光信號到達探測器的能量很小，會淹沒在強大的背景光信號中而探測不到。本論文提出了一種探測微弱脈沖激光信號的方法，可對強烈背景光中的激光威脅信號進行探測和告警，並給出其波長參數。
  10. As historical statistics indicates, in different countries and macroeconomic backgrounds, money velocity perform differently. before 1978 ' s china, money velocity kept in a relative constant 8 in a jong term

    歷史的統計數據表明，在不同的國家、不同的發展階段及不同的宏觀經濟背景下貨幣流通速度變化波動的情況大不相同。
  11. The waves of green waters are seen in the expansive lake taihu, the grand canal, the downtown waterways, and the ponds of classical gardens. the folks live by the water, and their customs are branded with the influence of the water

    君不見太湖煙波浩渺，運河碧波涌動，水巷綠帶漣漪，園內滄波渺然，水鄉人臨水而居，以水為生，風俗民情離不開水的背景臨水民居面水民居跨水民居是水鄉民居的主要形式。
  12. It is the water that has fostered the whole region and become the keynote of the wu culture. the waves of green waters are seen in the expansive lake taihu, the grand canal, the downtown waterways, and the ponds of classical gardens. the folks live by the water, and their customs are branded with the influence of the water

    君不見太湖煙波浩渺，運河碧波涌動，水巷綠帶漣漪，園內滄波渺然，水鄉人臨水而居，以水為生，風俗民情離不開水的背景；臨水民居、面水民居、跨水民居是水鄉民居的主要形式。
  13. To find out, the researchers measured eye movements of 45 u. s. and chinese students as they looked at photographs that featured single focal objects against complex backgrounds

    為了能夠得出結論，當45位美國學生和中國學生在審視復雜背景下能夠反映單個焦點物體的時候，研究人員對他們的眼波運動進行了測量。
  14. In order to predict the arrival time at 1au of interplanetary shocks, a simple model called disturbance model is established here. in this model, the travel time is assumed to be a function of energy that is released from solar explosives, and input pulse longitudinal width, input pulse duration, the interaction of interplanetary shock and background solar wind are also taken into account

    本論文考慮了激波爆發源角寬度、能量、驅動時間、激波速度及其與背景太陽風之間的相互作用，利用流體力學擾動方程建立起一個激波擾動傳播模型，用於研究激波從太陽傳播到地球軌道附近（ 1au處）所需要的時間問題。
  15. This paper illustrates detailedly the thin groupware auto - adaptive recognition system ; it also illlustrates the procession of capture image and take indispensable foreclose to wipe off noise in order to get boundary easilyer. the recognition system uses " hough " transform method to make the recognition area orientation, and according to the unstable environment such as lights which leads to the change of the image ' s brightness, thresholds picture using an iterative selection method and then growing process for cell image segmentation based on local color similarity and global shape criteria, adaptively gets the best threshold to divide the washer off the background. the recognition system uses the classifier based on minimal - error - ratio bayes method to make decision after getting image characteristic

    本文詳細介紹了薄形組合件自適應識別系統；闡明了圖像的分通道自動採集過程，以及對採集到的原始圖像所進行的預處理方法。通過採用哈夫變換去除偽邊緣點的方法，有效地解決了識別區域的定位問題。針對裝配零件（主要是墊片）薄、小導致圖像信息少、識別難度大，以及材質不一導致採集到的組合件圖像亮度波動等問題，提出了使用最佳閾值迭代法和使用種子填充的圖像串列分割技術，自適應地找出最佳閡值，使墊片和背景分離，從而提取墊片數目信息。
  16. Moving object detection adopts a method of dynamic difference background image, whose principle is to calculate difference picture among the current frames and background images and take the motion adjudging threshold which owns maximum information entropy to determine moving area ; and dynamically updates background by using kalman filter. thus, the system realizes the judgment of the moving area under the complicated changing background

    運動目標檢測採用動態差分背景圖像法，其原理是利用序列圖像中當前幀圖像減去背景圖像，並採用使信息熵最大化的運動判決門限判定運動區域;採用kalman濾波動態背景生成實現了背景的動態更新;從而實現了復雜變化背景下圖像運動區域的判決。
  17. Cyclicity character is one of the most important attributes of depositional strata, and it looks more important in the terrestrial sediments

    摘要旋迴性特徵是沉積巖層最為重要的屬性之一，尤其在對于區域地質背景波動做出敏感響應的陸相盆地沉積序列當中更是如此。
  18. Rhythmicility or periodicity of the depositional strata is influenced by the fluctuation of sea - level to a certain extent, but it must be the response of depositional course to the structural activity in extensive significance

    研究表明，沉積巖層的韻律性或旋迴性特徵在一定程度上受海（湖）平面變化影響，但從更加廣泛的意義上來看，應是沉積過程對于區域地質背景波動的響應，其主控因素是構造波動。
  19. With a three wave interaction model, the pump wave mode is found to be strongly modulated by the background fluctuation, accumulated due to alfven resonance near the resonant layer

    通過三波共振模型的分析，可以發現pump波能被集聚在共振層附近的大幅度背景擾動強烈調制。
  20. Then introduced the basic theory of microstrip, coupling microstrip. chapter 3 introduces the design and development of waveguide to microstrip transitions designed by time domain difference arithmetic adopted microstrip probe, coaxial probe, finline

    本文首先介紹了毫米波t / r組件的研究意義，以及國內外關于毫米波t / r組件的研究背景和動態，並簡要介紹了微帶線、耦合微帶線的基本理論。
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