輻形流域 的英文怎麼說
中文拼音 [fúxíngliúyù]
輻形流域
英文
radial basin-
Using the hulscher model of the formation of sand waves and sandbanks, under the ancient bathymetry, or under the modern bathymetry, the stokes number of the tidal flow and resistance parameter in the radial sandbanks satisfy the conditions for the formation of sandbanks. the research demonstrates that the dynamic flow conditions result in the development of tidal current sandbank. the radial sandbanks and it ' s asymmetrical distributions will still maintain in the future
應用hulscher沙波及沙脊增長模式，通過對該海域斯托克斯數及底部阻力參數的計算首次發現，南黃海輻射沙脊群海域在概化古地形和現代輻射狀沙脊群水下地形情況下，其斯托克斯數及底部阻力參數均滿足形成潮流沙脊的條件。The major work is as follows : solution of two dimensional radiation or diffraction fluid field. this thesis extends multipole expansion method to adapt to disturbed fluid fields of 2d floating bodies with asymmetric forms, which is applied with symmetric forms originally. and given the solution of potential velocity and hydrodynamic pressure of radiation and diffraction fluid fields, which is incited by a 2d arbitrary form, actual application field of the multipole expansion method has been enlarged
關於二維擾動流場的求解：將通常僅適宜求解具有對稱形狀二維物體擾動流場的多極展開法（保角變換方法）擴展至非對稱形狀二維物體，給出了任意形狀二維物體的輻射和繞射流場的速度勢及水動壓力的頻域解，進一步擴大了多極展開法的實際應用范圍。The main research advances can be summarized as follows : ( 1 ) study the signal processing ' s performances and methods of homing torpedo system comprehensively, in order to setting up a corresponding mathematical models ; ( 2 ) analyze the ocean channel ' s effects on the work of homing system, then found some models such as target echo signal, noise ( including background noise, target radiating noise, etc ), ocean reverberation. according to them, simulate the array signal ; ( 3 ) the system structure, every function blocks composing are studied and founded thoroughly. then, discuss methods of signal processing in time domain and airspace domain ; ( 4 ) program the simulation software of torpedo ' s homing system according to the simulation models and flow charts, which connected with torpedo ' s control part
本文所作的主要工作及研究成果主要有以下幾個方面： （ 1 ）對自導工作過程中的信號與信息處理的基本理論與方法進行了較為全面的研究，為建立一個較為完備的自導模擬系統提供了理論基礎； （ 2 ）討論了自導系統工作過程中海洋通道對目標回波信號與目標輻射噪聲信號等的影響，建立回波信號的數學模型、環境場中的噪聲信號模型（包括海洋環境噪聲、目標輻射噪聲與魚雷背景噪聲等）與海洋混響模型，模擬產生了聲自導系統基陣接收到的回波信號與噪聲信號； （ 3 ）深入研究並建立了自導模擬系統的總體框架，給出各個具體功能模塊組成，討論了聲自導系統對信號的時域與空域處理，並結合模擬程序中陣列信號處理模塊，給出固定多通道波束形成的模擬實現過程； （ 4 ）根據系統的模擬模型與已建立的模擬流程圖編制了通用魚雷模擬器自導系統模擬軟體，通過網路與控制系統相連，組成完整的魚雷模擬器。More than 50 shipping routes are being operated, including main - haul and feeder services, to cater for the needs of both domestic and international trade. china shipping container lines co., ltd. has ranker among the world s 20 largest container carriers
中海集團物流業已形成了海陸空立體綜合服務功能，在全國建有8大區域公司， 140家分公司和代理網點，構建了立足沿海輻射全國連接全球的物流供應鏈。It is generally believed that metropolitan area is formed through economical radiation and attraction of the central cities to form division and cooperation of labor, mobilization of population product, capital, technique and information between central cities and neighboring areas. this will lead to the different social and economical areas where the central city becomes the center and form the unification of production and circulation networks characteristic of multiple centers ( or single center ), cohesion and networking
一般認為，都市圈的形成是通過中心城市的經濟輻射與吸引作用，使中心城市與周圍的城市與農村之間形成分工與合作，形成中心城市與周圍地區之間的人口流動、產品流動、資金流動、技術流動以及信息流動等，從而出現以中心城市為中心的各種社會經濟活動的圈域，構造一體化的生產與流通網路。Because of the low temperature there, water vapour condenses into small, clear crystals. a layer of glossy cirrus forms which drifts out from the centre of the tropical cyclone because of divergence at that level. so, when the outer edge of a tropical cyclone reaches hong kong, we can see cirrus high in the sky
熱帶氣旋強烈的上升氣流會把潮濕的空氣帶到近五六千公尺以上的高空，由於溫度很低，水氣結成了透明的小冰粒，形成像絹絲一樣發光的雲彩-捲雲，這些在高層輻散流場區域的捲雲，會從熱帶氣旋中心向外流出，所以當香港還是位於熱帶氣旋邊緣時，我們便已看到那些在熱帶氣旋外圍的捲雲，並稱為臺母。Genetic analysis shows that it may be caused by the difference of the response of each area to winter monsoon ' s abnormal, the kuroshio and our offshore is influenced mostly by heat flux between the sea and atmosphere, but in the other areas, the abnormal current incited by abnormal wind has decisive effect on the change of the sea temperature, at the same time, air pressure also has some impact on the sea temperature
其區域性形成的原因主要可能是因為各海區對冬季風異常的響應方式不同，強冬季風使得黑潮與我國近海海洋過多散熱，海溫降低；在西北太平洋暖池北部，強冬季風引起西風異常，從而引發異常氣旋性環流，海水輻合下沉加熱其表層以下海水，同時異常環流使得更多東側異常暖水向西加熱其表層水；在黑潮與親潮交匯處的升溫也主要是由於強冬季風導致的流場異常，海水輻合下沉升溫。The tidal current in the radial sandbanks area apparently has directional to - and - fro movement, which can be observed not only from tidal ellipses, but also from water particle traces. the calculated distribution of tidal velocity in this area shows that the average velocity is around 0. 6 to 1. 0 m / s
平面潮流橢圓、水質點跡線、潮流流速特徵研究表明，輻射狀沙脊群海域潮流具有明顯的定嚮往復流形式，平均潮流流速一般為0 . 6 1 . 0m s ，滿足形成潮流沙脊的水動力條件。It has been proven that, from the propagation process of the tidal waves and wave energy rates, the whole radial sandbanks area is controlled by the progressive tidal wave in the south and the rotational standing tidal wave in the north. these two waves merge at qianggang and induce a large tidal range
通過對潮波波面傳播過程及潮波能流率研究表明，輻射沙脊群海域為南部太平洋前進潮波和北部旋轉潮波所控制，兩潮波系統在?港外海輻聚輻散，形成大潮差區的特點。After the discussion of the numerical simulation method based on the fdtd method and the pml technique, the motions of the charges and the electrical field lines were first employed to describe the radiation procedures of the pulse electromagnetic waves. then the causes of how the charges are accelerated and how the motion status of the charges are maintained were further studied from the angle of interaction of charge and field. after these analyses, it was pointed out that the pulse radiation is due to the suddenly occurred time - varying electrical field ( displacement current ) in the open space. this view was further evidenced by two examples : one is the partly resistance loaded antenna, the other is the partly curved antenna. the radiation procedures of the pulse electromagnetic waves of many different situations were simulated throughout this paper with the contours and waveforms of electric field given. these figures are very helpful to the understanding of the radiation mechanism of the pulse electromagnetic waves
在討論了基於時域有限差分法和完全匹配層技術的數值模擬方法之後，首先從運動電荷和電力線的角度直觀地描述了脈沖電磁波的輻射過程，然後進一步從場與電荷相互作用的角度分析了天線上電荷是如何被加速以及如何維持其運動狀態的，指出了開放空間中突然出現的時變電場（位移電流）是脈沖電磁波輻射的根本原因.文中還對局部電阻加載的天線和局部彎曲的天線進行了研究，以進一步說明上述觀點.對多種情況下的脈沖輻射過程進行了數值模擬，並給出了電場的等高線和空間波形圖，這些圖形對理解脈沖電磁波的輻射機理非常有益Give full play to the comprehensive traffic and position advantage, build the super market, develop great trade, invigorate and circulate greatly, cultivate and make ten super professional whole markets which have strong characteristics, wide radiation areas, heavy business scale, competent equipments, full - length service function, give play to effect of gathering, form market collect group
充分發揮綜合交通和區位優勢，建設大市場，發展大貿易，搞活大流通，重點培育和打造十個特色濃、輻射區域廣、經營規模大、裝備水平高、服務功能全大型專業批發市場，發揮集聚效應，形成市場集群。Distributed modeling of direct solar radiation on rugged terrain of the yellow river basin
起伏地形下黃河流域太陽直接輻射分散式模擬The paper suggests that regional economic cooperation pattern can choose complementary strategic alliance in the form of the following three aspects : building the complementary strategic alliances on education of science and technology and labor fields, sharing the educational resource, science and technology innovation cooperation and the rational flow of human resources ; establishing complementary strategic alliance taking optimizing harbor resource and achieving win - win development as the purpose, realizing the joint and cooperation of the ports ; establishing regional financial cooperation alliance, improving the financial radiation and leading role of the center city further
認為該區域經濟合作模式可選擇互補型戰略合作聯盟的形式，具體可從下述三個方面展開：建立科技教育及勞務領域的互補型戰略聯盟，實現教育資源共享、科技創新合作和人力資源合理流動；建立以優化港口資源、實現共贏發展為目的的互補型戰略聯盟，實現各港口之間的聯合與合作；建立區域金融合作聯盟，進一步提升中心城市的金融輻射和帶動作用。分享友人