波形水線 的英文怎麼說

中文拼音 [xíngshuǐxiàn]
波形水線 英文
hollow water line
  • : 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...
  • : 名詞1 (由兩個氫原子和一個氧原子結合而成的液體) water 2 (河流) river 3 (指江、河、湖、海、洋...
  • : 名詞1 (用絲、棉、金屬等製成的細長的東西) thread; string; wire 2 [數學] (一個點任意移動所構成的...
  • 波形 : [物理學] wave form; shape; wave pattern; wave profile
  • 水線 : waterline; shoreline水線標志牌 subaqueous cable marker; 水線面 water plane; 水線漆 topping paint;...
  1. Flat bedding, wavy bedding and vermiglyph were often found in the shallow lake facies, and the log was usually straight or slight dentation

    濱淺湖相常發育平層理、狀層理及蟲跡,測井曲態較平直,常呈微齒狀。
  2. Aiming at some occurrent interfering problems during acoustic variable density logging in oil region, for example, some short horizontal linear interference has appeared in the acoustic variable density logging drawing, and combining with the logging principles of cement bond composed logging tools, this paper has analyzed the factors of forming interferences during acoustic variable density logging and the influences for well cementing evaluation, and suggested some methods to judge and solve every interference

    摘要針對油區聲變密度測井中出現的干擾問題,例如在聲變密度測井成果圖上有短橫干擾,結合泥膠結組合儀測井原理,分析了聲變密度測井中成干擾的因素及其對固井評價的影響,提出對各種干擾的判斷和解決方法。
  3. In this paper, the main research works are as follows : 1 ) survey and analysis previous work in auv navigation and summarize : as the cumulate error, the dead - reckoning and inertial navigation systems ca n ' t be used without other modified system ; the acoustic navigation system is used only in small range, and is very expensive. 2 ) two important approaches in geophysical navigation techniques are summarized, one is terrain contour based navigation, this approach is investigated keystone today ; the other is image based navigation, due to no perfect image sensors and image seabed map, this approach has seldom been practised. 3 ) two important terrain contour based navigation algorithms has been applied to auv, one is match algorithm - based terrain contour match ( tercom ) ; the other is kalman filter - based sandia inertia terrain - aided navigation ( sitan )

    主要研究內容包括:一、總結分析了當前下導航的常用方法和不足之處,指出基於航位推算的導航方法,存在著最大的問題就是導航誤差的積累問題,如果沒有修正系統,這種方法很難滿足使用要求;其次指出基於聲學的導航方法,造價昂貴,導航范圍有限,難以滿足自主下航行器大范圍導航的需求;二、總結了當前下地輔助導航的主要技術路,一是基於地高程的匹配方法,這是當前研究的重點;二是基於地圖像的匹配方法,由於缺乏良好的圖像傳感器,和可用的海底圖像地圖,目前這種方法還有待研究發展;三、將兩種地高程匹配的常用方法應用到自主下航行器上:以相關演算法為前提的地輪廓匹配( tercom )方法和以卡爾曼濾為基礎的桑迪亞慣性地輔助導航( sitan )方法,前者演算法簡單可靠,但是導航精度不高,後者雖然精度比較高,但存在著演算法較為復雜、有可能發散和出現奇異值等問題。
  4. For a x - directed line current with lengh much smaller than a wave length, the e - field pattern on coordinate planes in 3 - d space in the region from much smaller than line length to one or two wave length, the synthesized pattern by summation of the field of many line segments of hertz dipoles is independent of the number of segments, i. e. same field as a single hertz dipole

    平面上三角甚小於電流為例,分割為若干小段之赫芝偶極所加總合成在三度空間任意座標平面上距離從甚大於長到一兩個長區域之電場場型與分割小段數量無關,即等同於一單一赫芝偶極之場型。
  5. This article develops a research on the underwater acoutics position technology with the short array - group and designs hardware of this system based on application background, which includes the receiver, controlling sub system and interface sub system and the wave ( data ) collecting sub system

    本論文對短基聲定位技術進行了研究並設計了基於工程應用背景下的硬體電路系統。主要包括:接收機分系統、控制及介面分機分系統和(數據)採集分系統。
  6. This thesis in combination with the actual engineering demand, analyzes and designs a horizontally polarized triangular - grid planar phased array antenna, which composed of open - ended rectangular waveguide, the main steps of analyzing and designing are as follows : 1. at first, taking no account of mutual coupling among the array elements, classical electromagnetic theory is used to establish analyzing model for finite array, and initial value parameters of the array structure which basic satisfy the design index are got, these parameters provide reference for subsequent analyzing and design

    本論文結合實際工程需要,分析和設計了一個採用平極化方式的三角柵格矩導相控陣天,其主要步驟如下: 1 .首先,在不考慮陣列單元間互耦影響的情況下,採用經典電磁理論建立有限陣列分析模型,通過分析得到了基本滿足設計指標的陣列結構參數,為后續的分析、設計提供參考。
  7. With a distance of 125km on the east far from shanghai and 61. 5km on the west far from hangzhou. it is adjacent to qianjiang river. it measures an area of 699. 92km and has a total population of 640, 000

    市內河港交錯,與上海杭州寧乍浦港等成河海相連的航運通道,路運輸有客貨運十余條之多,並與京杭大運河相貫通,網密布,四通八達。
  8. Solution of nonlinear wave loads in regular oblique seas. based on strip method, thinking about nonlinear factors such as no straight shipboard on waterline, the instantaneous variation of wet surface shape and slamming effect of ship bottom, the numerical methods of nonlinear fluid force in large amplitude oblique regular seas are discussed

    關于斜浪規則中非浪載荷的計算:本文基於切片理論,考慮到船體非直舷、下剖面狀的瞬時變化以及砰擊等非性因素,討論了大幅斜浪規則中非性流體力的時域計算方法。
  9. This thesis regard internal property reorganization in the group of pangang as the research object, from chengdu seamless steel pipe limited liability company with chengdu iron and steel works inside exterior environment reorganizing in front and back commences, making use of to exceed the makel - bot with of five factors competition models and the method of factors analysis, after analyzing the reorganization of the business enterprise a profession for facing competes the situation. develop the development the business enterprise with the profession industry from the international local profession rival circumstance after analyzing the reorganization should the market position of the establishment with develop the strategy target. make use of the swot the analysis the method, to after the reorganization the development strategy of the business enterprise, from manage the angle proceeded the fixed position analyzes, for after the reorganization business enterprise development provided four kinds of developments strategy that eligibility choose : the brave development strategy, request the resources advantage, funds advantage, human resource advantage, technique advantage that new company make the most of new business enterprise in empress in reorganization, is an essential condition to increases to manage the level, quickly technique reforms, develop the high and additional worth product with new product production line, as soon as quikly change to strong and large business enterprise, realizes soon steel aircraft carrier dream ; dispersion strategy, the technology market quota with deal with produce high additional worth product, completely promote business enterprise brand image, extend high carry product of the exaltation product, is a necessary means to increases business enterprise performance, realizes business enterprise target ; defense strategy, adjusting the business enterprise organizes construction, reducing the intensive type in labor and the low additional worth product line, lower bad the property saves the deal, alleviating the business enterprise burden, attaining the casual wear go to battle, benefitting to the challenge that make frontal attack the rival ; withdraw strategy, compress the production of the high depletion and high cost product, simplify the production craft, controlling the cost of the end product in the lower level, is a valid path to increases business enterprise competition ability

    本論文以攀鋼集團內部的資產重組為研究對象,從成都無縫鋼管有限責任公司與成都鋼鐵廠重組前後的內外部環境入手,運用邁克爾?特的五力競爭模型及因素分析法,分析了重組后的企業所面臨的行業競爭態勢。從國際國內行業競爭對手情況和本行業發展動態分析了重組后企業應確立的市場地位和發展戰略目標。運用swot分析法,對重組后企業的發展戰略,從管理角度進行了定位分析,為重組后企業發展提供了可選擇的四種發展戰略:即大膽發展戰略,要求新公司充分運用重組后新企業的資源優勢,資金優勢,人力資源優勢,技術優勢,是提高管理平,加快技術改造,開發高附加值產品和新產品生產,盡快立於強勢企業之林,早日實現「鋼鐵航母」夢的必要條件;分散性戰略,提高產品的科技含量和生產高附加值的產品,全面提升企業品牌象,擴大高端產品的市場份額,是提高企業效益,實現企業目標的必要手段;防禦性戰略,調整企業組織結構,削減勞動密集型和低附加值產品生產,降低不良資產存量,減輕企業包袱,做到輕裝上陣,有利於迎擊競爭對手的挑戰;退出性戰略,壓縮高消耗、高成本產品的生產,降低低端產品的比例,精簡生產工藝,將最終產品的成本控制在較低平,是提高企業競爭力的有效途徑。
  10. The contrasting colors of purple in the background, bright yellow in a heart, and red and dark brown in the border around the heart add an uplifting sensation to the painting like white clouds in the middle of the sky, going against earth s gravity to enter into the boundless cosmos. the viewer feels as if he is being upheld by an invisible power to be free from the influence of naked eye observation so as to hear the subtle vibrations resonating from the flickering colors found in each brush stroke of the enlightened artist. he is able to enjoy wonderful mysteries and feel fine tuned frequencies, which are indescribable in worldly language and not arguable by the earthly mind

    那些對比色:紫色的底金黃色的中心紅色棕色的邊,讓整幅畫清爽流利,像天空中的一片雲突破地球引力奔向浩瀚宇宙,觀賞的人好像得到無力量的貫注,不再局限在凡夫的眼界,而能在那些遇無痕的筆法布局中,用心傾聽出顏色的微細振動,從行雲流條中,隱現出開悟神奇奧秘的享受,感受到那微細的高頻率段不可說的天籟。
  11. Can build 2 - 3 ornamental breakwaters in a line west from hkcec, linked by ornamental pedestrian bridges to provide a promenade in the harbour, and to shelter an area for international dragon boating

    可以由香港會議展覽中心以西興建2至3道美觀並連成一的防堤,並以美觀的行人天橋連接,以成一道海中長廊及一個可供國際龍舟賽的平靜域。
  12. ( 5 ) mfpic ( matched field postbeamformer interference canceller ) is proposed to cancel tow ship ' s noise. the advantage of mfpic is that it can be used to cancel the tow ship ' s noise for all arrival directions. furthermore, this new approach can be used to detect weak target, which has the same bearing angle of a strong interference

    ( 5 )將平面成后干擾抵消與匹配場處理技術進行有機結合,探索性地提出了拖陣聲納本艦干擾的匹配場抵消方法和匹配場處理后的干擾抵消方法,為本艦多途干擾抵消、面強干擾抑制和下弱目標檢測提供了新的技術途徑。
  13. We select a common feature in the image - edge of the object as our research content and from this point we spread our work including the contrast enhancing technologies, using mathematical morphology to restrain noises in image, extracting of the geometric primitives, dwt in edge detection and the border thinning and tracing technologies

    我們重點針對圖像物體的最直觀特徵?邊緣進行研究,以此為出發點,研究了包括下圖像對比度增強,利用同態學進行下圖像噪聲去除,直和橢圓基元的提取,利用小變換進行邊緣提取以及基於多邊近似原則的邊緣追蹤技術在內的各種演算法。
  14. For both newtonian flow and non - newtonian flow, the vortices are generated when the waviness of the bottom profile is beyond a critical number. by increasing the waviness, a second vortex can be generated. with the increasing of reynolds number, the symmetry of the streamlines at re = 0 is destroyed and the vortices are sloped and become larger

    板的動度超出臨界值,板壁面上的流動出現流分離,流動中有渦生成;增大動度,流動中出現第二個渦; re = 0 ,流在流場中對稱分佈;雷諾數增大,流駐點在平方向出現位置偏移,渦的范圍增大;對于非牛頓流體,隨著剪切變稀指數的減小,渦的作用范圍減小。
  15. Based on the data on scour around large diameter cylinders exposed to waves and currents, effects of every kind of sea enviromental parameters on maximum scour depth are analyzed and guided by dimensional analysis and multidimensional linear regression, an equation is given to compute maximum scour depth around large diameter cylinders in combined waves and currents. compared with some other equations, this equation is more accrete, simpler and clearer and the compute d results are in good agreement with experimental ones

    本論文主要是在總結國內外研究成果基礎上,從浪與流共同作用下海床上直立大直徑圓柱建築物周圍的局部沖刷機理出發,研究和探討了圓柱周圍的沖淤態;分析各種海洋環境參數對最大沖刷深度的影響,並利用已取得的實驗資料,採用量綱分析原理和多元性回歸分析方法,建立一個流共同作用下海床上直立大直徑圓柱建築物周圍的最大沖刷深度計算公式。
  16. This paper establishes the linear model of hydro - turbine and deducts its transfer coefficients. then the optimized operation parameters are gained in the frequency disturbance and load rejection simulation. through comparing dynamically, this paper analyses the impact on its dynamic performance if some governing system parameter changes

    在研究小動情時,即系統在穩定工作工況點附近小瞬變時,可以把非性系統進行性化處理;本文建立了輪機調節系統的性化模型,推導了其中的傳遞系數;對輪機調節系統的頻率擾動和機組突甩負荷工況進行了模擬試驗,整定了最佳調節參數;通過動態比較,分析了調節系統參數改變對其動態性能的影響。
  17. Abstract : the propagation of waves passing over the abrupt changing topograghy can be simplified as a wave passing over a step. this flow process can be reasonably simulated by a 2 - d numerical wave flume developed in this paper, especially for the nonlinear transformation of the wave on the step. numerical results have been verified by experimental data

    文摘:浪在深劇變地上的傳播,可以簡化為浪在臺階地上的傳播.利用二維數值槽可以很好地模擬這一過程,特別是對浪在臺階上的非性變.數值計算結果與實驗測量進行了比較,結果吻合良好
  18. It also studies the influencing factors including sampling frequency, pd waveform, decline time, time intervals between pd pulses, mother wavelet, center frequency of interference, entropy threshold value and snr. in addition, it applies wavelet packet method ( wpm ) for non - stationary signal de - noising in on - line pd monitoring and analyzes the processing results under different pd waveform, sampling frequency and noise level. firstly, the curve of pd

    基於小包變換的非平穩信號消噪演算法( wpm )已較為成熟,本文將其應用於局部放電在監測,通過研究其對不同局放、采樣率、噪聲平下的處理效果,首次提出了理想白噪聲條件下提取局部放電信號的曲,分析了各種因素對該演算法下信號失真的影響。
  19. And it presents the method that the filter is analyze to lifting process. we use the folding and pipeline architecture to deal with this kind of novel dwt

    本論文提出一種根據jpeg2000標準將9 7濾器分解為提升過程矩陣乘積的式,使用流的思想的新型離散小變換結構。
  20. The extensive applications for power electronic apparatus and nonlinear equipment distort the waveforms of voltages and currents. as a result, power quality is going much worse. in addition, due to the improvement of industrial automatization, such parts of an apparatus as mpu and plc are applied to industrial process controls, which are disturbed easily by stirs from power system

    一方面由於電力電子器件和非性設備的廣泛應用,使得電網中的電壓、電流發生畸變,造成電能質量的嚴重惡化;另一方面由於工業自動化平的提高,微處理器和plc等智能器件大量應用於工業過程式控制制,而這些精細過程式控制制更容易受到電力系統抖動的影響,因此現代工業對電能質量提出了更高的要求。
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