等相波面 的英文怎麼說

中文拼音 [děngxiāngmiàn]
等相波面 英文
equiphase wave surface
  • : Ⅰ量詞1 (等級) class; grade; rank 2 (種; 類) kind; sort; type Ⅱ形容詞(程度或數量上相同) equa...
  • : 相Ⅰ名詞1 (相貌; 外貌) looks; appearance 2 (坐、立等的姿態) bearing; posture 3 [物理學] (相位...
  • : 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...
  • : Ⅰ名詞1 (頭的前部; 臉) face 2 (物體的表面) surface; top 3 (外露的一層或正面) outside; the ri...
  1. The activation energies of crystal growth were calculated to be 15. 9kj mol " 1 and 148. 7kj mol " 1 respectively. cerous nitrate as originating material, ammonium hydrogen carbonate as precipitator, nanocrystalline cec > 2 powders were prepared by precipitation process. during the experiment, reacting solution was heated by microwave energy

    採用碳酸氫銨作為沉澱劑,聚乙二醇活性劑為保護劑,採用逐滴加入沉澱劑,微加熱代替傳統加熱的均沉澱法,制備出了粒度小、分散性好的ceo _ 2納米粉體。
  2. On the basis of remote sensing technique ' s good characteristic with large - area, multi - time, multi - photograph variety, manifold abundant spectral information and high ground resolution, the fault tectonics frame, river geomorphy ( such as terrace, floodplain, shoal, etc ) and suspended load, etc. were explained after analyzed the fault tectonics, river geomorphy, characteristic in the tm image by gray bar statistics, primary component analyses, tm741 image integration, line convolve enhancement and model recognition etc. especially 9 piece of fault tectonics were explained in this thesis, in succession, the impacts of the factors severally were analyzed

    遙感技術具有大范圍、多時、多片種、多層次、含有豐富的光譜信息及具有較高的地解析度的特點。本文利用該技術,運用灰階統計特徵分析和主成分分析、 tm741多段融合、線性卷積增強、模型提取一系列遙感解譯分析方法,分析了斷裂構造、河流地貌(階地、漫灘、沙洲)及懸浮物在tm遙感圖象上的影像特徵,解譯出了安徽南部斷裂構造格架、河流地貌和懸浮物的分佈,並新解譯出了9條近東西向的斷裂。
  3. Monitor apparatus can measure valid value of three phase voltage and current, power factor, three phase disequilibrium, instant flecker of short time and harmonic without twenty, degree and harmonic distortion total. the paper are laid on the following. ( 1 ) master plan and function of circuit, ( 2 ) hardware design including circuit and principle of a / d conversion, phase lock, liquid crystal display and keystroke and so on, ( 3 ) design of system software including digital filtering, fft, a / d conversion and monitor interface of pc, ( 4 ) system test

    監測儀能夠完成包括三電壓、三電流的有效值、功率因數、三不平衡、電壓短期閃變、以及20次內的諧、諧位、諧失真總量的測量。論文重點介紹了以下幾部分: ( 1 )電路的總體設計和功能; ( 2 )硬體設計,包括a d轉換、鎖環、液晶顯示和按鍵輸入原理和電路。 ( 3 )系統軟體設計,包括a d轉換、 fft 、數字濾程序的原理和演算法以及上位機監控界的設計; ( 4 )系統測試。
  4. However geological information is fully recorded in the remote sensing image, which made it possible for the choosing of this area as a dissection point to extract complex structural information of orogenic belt in west china. taking fully advantage of multi - band image richly bearing concealed geological information in combination with remote sensing analysis and structure analysis, to anatomy the supracrustal composition and structure of orogenic belt with the regional linear structures and their partitioned block and schistous geological masses as the macro - frame ( in corresponding to structure units and structure segments ) and with the rock masses, structure - rock assemblages, line - featured and belt - featured structures as well as penetrative and non - penetrative foliation ( primary stratum and trans position layering ) and folds as the texture and structure elements. the methods of how to distinguish granulite > ductile - shear zone, imposed fold, different deformed belts -

    因而,本文選擇這一地區作為我國西部地區從遙感圖像上提取造山帶復雜結構構造信息的解剖區,充分利用遙感圖像多段反映物質屬性的特點和圖像處理提取隱含信息的優勢,採用遙感解析?構造解析結合的研究方法,以區域線狀構造及由它劃分的塊狀、片狀地質體為宏觀骨架(對應于構造解析劃分的構造單元、構造均勻區段) ,以地質體中的巖石巖體、構造巖石組合,線狀、帶狀構造,透入性、非透入性狀(原始層理、新生理)和褶皺構造作為用於解析的結構構造要素,進行造山帶表殼組成和結構構造解析研究。
  5. Secondly, this paper illustrated the nonlinear phase dynamic theory of the aia array and the application of it to power - combining and beam - scaning technique. according to these theories, the coupling parameter of nearest neighbors was found by experiment, then the two - element and three - element aia array were designed, and the result of measurement was in agree with that of the nonlinear phase dynamic theory, and the beam - scaning of two - element array was realized by tuning the free oscillation frequency of the elements

    其次,本文討論了有源集成天線陣列的非線性位動態理論以及它在功率合成和束掃描方的應用,包括同步工作條件、穩定條件和位動態方程,通過實驗確定了陣列中鄰單元間耦合參數,並將之運用於有源集成天線二元陣和三元陣的設計,實驗結果與理論結果吻合較好。
  6. First, based on phased array antenna ' s mono - pulse goniometry and separate coordinate technology about phase control, the antenna beam pointing error formula, caused by phase quantization error, is derived from linear array and circular array to planar array and cylindrical array

    首先以單脈沖控陣天線測角原理為基本理論出發點,利用位控制的坐標分離技術,基於線陣、圓形陣簡單形式的控陣天線,推導了平陣、圓柱控陣天線由位量化誤差引起的束指向誤差公式。
  7. 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: ( 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信號與目標輻射噪聲信號的影響,建立回信號的數學模型、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)與海洋混響模型,模擬產生了聲自導系統基陣接收到的回信號與噪聲信號; ( 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連,組成完整的魚雷模擬器。
  8. Based on consider hereinbefore, this dissertation discusses several aspects on the problem of the sustainable and optimum exploitation of groundwater resources as follows : ( 1 ) reviewed entirely the origin and evolvement of the concept " sustainable development ", stated and commented the study status in queue on " sustainable development " around national and international range, thorough discussed the science connotation about the concept " sustainable development " ; ( 2 ) looked back and commented across - the aboard some furthest basic concept and proposition related to groundwater resources, put forward self opinions on a few existent mistake points of view and chaos understandings ; ( 3 ) expatiated entirely on the content and meaning of the theory of changeable groundwater resources system, contrast with the traditional methods of groundwater resources calculation and evaluation, combined example to show the application of this theory ; ( 4 ) thorough analyzed the difficult and complexity to forecast the groundwater resources, fully stated the traditional methods of groundwater resources forecasting, pointed out the characteristic and applying condition of these forecasting method, introduced the main ideas and methods of wavelet analysis developed recently, and the matlab software be known as the fifths era computer language, and its accessory wavelet analysis toolbox, applied these methods and tools to analyze the groundwater dynamic curve, adopted the b - j method and morte - carlo method, combined with the theory of changeable groundwater resources system, discussed the new view on the forecast of groundwater resources ; ( 5 ) synthetically analyzed the characteristics and limitations of the present all kind of groundwater manage model, combined mathematical programming mathematical statistics random process and the theory of variation system of groundwater resources on the unite optimum attempter of surface water and groundwater, emphasized how to make the model more nicety, more simple, more practicality ; ( 6 ) analyzed the inside condition and outside condition to assure the sustainable and optimum exploi tation of groundwater resources, the inside conditions are the follows : correct resources idea, scientific methods of resources calculation and evaluation, credible forecast methods of resources, exercisable measures of resources management, the outside conditions are the follows : the development idea of high layer, the transform of manage system, the matched policy and rule of law, the adjusted of economy lever, the improve of cultural diathesis, the boosting up of water - saving consciousness and detail measures, the control of population rising, the prevention and cure of water pollute, the renew and rebuild of ecology ; ( 7 ) scan the sustainable and optimum exploitation of groundwater resources from the high level of metagalaxy, earth system science, and philosophy ; lint out the more directions on groundwater resources

    基於以上考慮,論文主要從以下幾方對地下水資源可持續開發問題進行了比較深入的探討:全回顧了「可持續發展」概念的由來與演變,對國內外「可持續發展」的研究現狀進行了述評,並對「可持續發展」概念的科學內涵進行了深入探討;對涉及地下水資源的一些最基本的概念和命題進行了全的回顧和評述,對目前仍然存在的一些錯誤觀點和混亂認識提出了自己的見解;全闡述了地下水資源變值系統理論的內容和意義,並與傳統的地下水資源計算評價方法進行了對比分析,結合實例具體說明了方法的應用;深入分析了地下水資源預測預報工作的極端重要性和復雜性,對傳統的地下水資源動態預測方法進行了全的評述,指出了各類預測預報方法的特點及適用條件,對最近二十多年剛發展起來的小分析技術的主要思想和方法及其應用范圍,以及號稱第五代計算機語言的matlab軟體和附帶的小分析工具箱進行了介紹,並應用於地下水動態過程線的分析,採用時間序列中的b ? j法,蒙特卡羅方法,與地下水資源變值系統理論結合,探討了地下水動態資料分析和地下水資源預測預報的新思路;綜合分析了現今各類地下水管理模型的特點及缺陷,將數學規劃、數理統計、隨機過程與地下水變值系統理論結合進行地表水地下水或多水源的聯合優化調度,使模型更準確、更實用;對保證地下水資源可持續開發的內部條件和外部條件進行了分析,內部河海人學博卜學位論文前言、摘要、目錄條件主要是正確的資源觀,科學的資源計算與評價方法,可靠的資源預測預報技術,可操作的資源管理措施,外部條件主要是高層發展思路、管理體制的變革、配套的政策法規、經濟杠桿的調節、人文素質的提高、節水意識的增強及具體節水措施、人口增長的控制、水體污染的防治、生態的恢復和重建;從宇宙科學、地球系統科學及哲學的高度審視地下水資源的可持續開發;指出了地下水資源可持續開發的進一步研究方向。
  9. Being a sort of new principle micromotor in the fronitier of science. the ultrosonic motor ( usm ) is developed at recently twenty years. utilizing the stator surface particle elliptical motion excited by piezoceeramics, the usm is drived by friction force between the stator and rotor. compared with the conventional electromagnetic motor, the ultrasonic motor has the following features : high speed, high holding torque when power is off and so on. because of it ' s characteristics, the ultrasonic motor has obtained some widespread application in robots, precise instrument, house electronical appliance, sapceecraft automobile and micromechanism

    超聲電機( ultrasonicmotor )是近二十年來發展起來的一種新原理電機,其原理不同於傳統的電磁型電機,它是利用壓電陶瓷的逆壓電效應使定子的表質點產生橢圓運動,通過定子和轉子之間的摩擦力驅動轉子運動。這種新型的電機與傳統電磁電機比,具有響應快、不受電磁干擾、結構緊湊、低速、大扭矩、斷電自鎖優點,因而在微型機械、機器人、精密儀器、家用電器、航天器、汽車顯示出廣泛的應用前景。
  10. Surface transverse wave has the 1. 6 high frequency than rayleigh type surface acoustic wave ( using the same technology the frequency of devices of stw has about 1. 6 high frequency than rayleigh type surface acoustic wave ). the paper introduces the theory, design parament, technology and result expeiment of surface acoustic wave ( includes rayleigh surface acoustic wave and surface transverse wave, simple stw ) with low insertion loss, high q and researches the high frequency, low phase noise oscillator with 1ghz stw resonator as frequency element. and describes measurement method and finally experimantal result of the low phase noise surface acoustic wave oscillator

    本文研究了以低損耗、高q值聲表(其中包括聲表瑞利- - rayleighsurfaceacousticwave ,和聲表)諧振器的工作原理、設計參數、製作工藝及其實驗結果,並且研究了以1ghzstw諧振器為頻控元件的高頻率、低位噪聲聲表振蕩器,以及低位噪聲聲表振蕩器的測試方法和最終的測試結果。
  11. It is necessary to control the mechanical stimuli precisely in the studies of cardiac mechano - electrical feedback ( mef ). in the present study a ventricular pressure - clamping system has been developed, which can be applied to isolated - perfused rabbit hearts. controlled by a computer, this system not only can make the left ventricle follow a command defining the same pressure wave as that during a beating cycle under physiological condition, but also deliver mechanical stimuli with a proper waveform to the ventricle at a particular time phase. this system integrates multiple functions, including perfusing, pacing, recording of electrocardiogram and monophasic action potentials, and clamping and measuring of ventricular pressures in isolated - perfused hearts. thus, it is a distinct system for investigating the phenomena and mechanisms of cardiac mef at organ level

    在心臟機械電反饋的研究中準確控制機械刺激是非常重要的.本研究室構建了一套適用於離體家兔心臟的心室壓力鉗系統.該系統通過計算機控制壓力鉗,不僅能模擬正常生理條件下左心室的壓力形,還能在心室活動周期的特定時、以適當形對心室施加機械刺激.該系統集心臟灌流與起搏、表心電圖記錄、單動作電位記錄、心室壓力鉗制與測定多種功能於一體,特別適用於器官水平上觀察機械電反饋現象並探討其機制
  12. Abstract : it is necessary to control the mechanical stimuli precisely in the studies of cardiac mechano - electrical feedback ( mef ). in the present study a ventricular pressure - clamping system has been developed, which can be applied to isolated - perfused rabbit hearts. controlled by a computer, this system not only can make the left ventricle follow a command defining the same pressure wave as that during a beating cycle under physiological condition, but also deliver mechanical stimuli with a proper waveform to the ventricle at a particular time phase. this system integrates multiple functions, including perfusing, pacing, recording of electrocardiogram and monophasic action potentials, and clamping and measuring of ventricular pressures in isolated - perfused hearts. thus, it is a distinct system for investigating the phenomena and mechanisms of cardiac mef at organ level

    文摘:在心臟機械電反饋的研究中準確控制機械刺激是非常重要的.本研究室構建了一套適用於離體家兔心臟的心室壓力鉗系統.該系統通過計算機控制壓力鉗,不僅能模擬正常生理條件下左心室的壓力形,還能在心室活動周期的特定時、以適當形對心室施加機械刺激.該系統集心臟灌流與起搏、表心電圖記錄、單動作電位記錄、心室壓力鉗制與測定多種功能於一體,特別適用於器官水平上觀察機械電反饋現象並探討其機制
  13. The results of performance testing showed that the additive of nano - powders can evidently enhance the latex coatings " weathering resistance, scratch resistance, water resistance and alkaline resistance, and do not reduce other performances ; polybasic nano - composite powders have more efficient than single nano - powder ; the dispersing method have biggish effect on performances. observing the stability of nano - additive of exterior latex coating showed there was no viscidity rising, no delaminatiom sedimentation in two months. tryout by plant showed that nano - weatherability additive can obviously enhance the weathering resistance of latex coating and water resistance, and no reducing other capabilities

    對其性能研究的結果表明,納米粉體材料的引入,可以明顯提高乳膠漆的耐候性、耐洗刷性和耐水耐堿性能,對其它性能無不良影響;納米多元復合粉體比單一粉體的改性效果明顯;納米粉體的添加工藝對改性乳膠漆性能有較大的影響,採用同普通填料一致的添加方式制備的試樣與採用超聲預分散后在配漆階段加入制備的試樣比,後者在穩定性、耐候性的性能都有所提高。
  14. Phase array radar can scan beams fast by controlling the phase of radiator elements in the antenna aperture surface, which shows many excellences such as agility, change celerity and multifunction. therefore, phase array radar is fit for the necessity of combat readiness

    這種雷達通過電的方式控制天線孔徑上各輻射單元的位變化,以實現束的快速掃描,使其具有靈活、變化快速、多功能優點,適應戰備需要。
  15. The point blast induced spherical wave is the especial instance of the ellipsoid shock wave. at last, the experimental data in alcohol are in good agreement with the calculated results of the model by analysis of the data of the laser pulse induced the laser plasma shock front by acoustics means

    最後,設計應用聲學方法對酒精中產生的激光離子體沖擊前傳播過程進行測試,對兩個不同方向上激光離子體沖擊前測試數據的分析表明,旋轉橢球的沖擊模型與實驗測量結果吻合。
  16. Everyone can develop greater creativity, improve relationships, experience heightened mental clarity, better manage stress, encourage emotional and physical health, and profoundly deepen spirituality by evaluating his or her current brain wave patterns and then developing those that correspond to optimum states of mind. that is the premise of the high performance mind

    過評估人們當前的腦類型,並發展那些與之對應的最佳意識狀態,每個人都可以發展出更偉大的創造力改進關系體驗高的心靈凈化更容易地對壓力促進身心健康更深入靈性,這就是高心靈活動的前提。
  17. Linear induction motor is an important kind of machines which have some merits such as simple structure, low cost, durability, convenience for maintenance etc. the subject of this thesis is to study a big circular ring linear induction motor, and the major works in this thesis are summarized as follows : ( 1 ) considering the effects of the finite length of primary core, one - dimension analytical solution for the air gap field is cited in this paper. based on it, the single layer winding magnetic field is studied. considering whole - pitched and short - pitched winding configuration with odd poles and half - fulled slots in both ends, the double - layer winding magnetic field is analyzed, respectively

    本文對大圓環直線感應電機進行了深入細致研究,內容包括: ( 1 )本文採用有限長行電流作用於有限長鐵芯上的模型,引用了氣隙磁場一維解,研究了單層繞組磁場,奇數極半填槽雙層繞組在採用整距和短距時磁場的分析、比較,簡單介紹了二維解; ( 2 )用有限元軟體ansoft對大圓環直線感應電機空載氣隙磁場進行了靜態分析,並分析了結果; ( 3 )用軟體進行了額定電壓下的瞬態分析,得到了轉矩,位移,轉速隨時間變化曲線圖,利用單極性霍爾元件測定轉速並與軟體計算結果進行了比較,採用效電路法計算了堵轉時的最大電磁力並做實驗進行了驗證,由實驗測得了三電流形,並與計算結果進行了比較,對其不對稱性進行了定性分析。
  18. The resolution of optical system can not reach its diffraction limit because of the phase aberrations caused by atmospheric turbulence and other wavefront errors. adaptive optics technology uses deformable mirrors to perform dynamic phase modulation and endow optical system the ability to decrease the influence of dynamic wavefront errors

    大氣湍流動態干擾使光位發生畸變,使光學系統的解析度無法達到其衍射極限,而自適應光學系統使用變形鏡對光進行動態位調制,賦予了光學系統能動可變的能力而有效地解決了動態干擾的問題。
  19. The serpentine feed is the core of a frequency scanning antenna feed system, which produce proper amplitude and phase distribution for the antenna arrays. most of all, it make the beam scanning over a large angle range by means of changing operating frequency

    它為天線陣提供要求的幅度、位分佈,更為重要的是當頻率發生少許變化時使線源的產生顯著的傾斜,完成束在空間掃描。
  20. In the light of “ the 100msa / s arbitrary waveform generator ”, a project undertaken by the university of electronic science and technology of china, this paper focuses on “ the interface design of arbitrary waveform generator ”, expounding the concepts of usb communication, wdm driving structure and so on. some technical ways have been put forward, through analyzing the realization of some kinds of interface and the key technical difficulty which should be surmounted. on the basis of hardware design of interface, author presents the hid - usb firmware structure and the design of windows application software, and then gives a set of specific design steps

    結合電子科技大學承擔的項目「 100msa / s任意形發生器」 ,本文圍繞「任意形發生器介系統與軟體設計」這一課題展開研究,闡述了usb介通信、 wdm驅動結構關概念;通過分析幾種介電路實現的優缺點和關鍵技術,提出了技術解決途徑;在確定介硬體電路設計的基礎上,給出了hid - usb固件架構和windows應用程序的設計方案,並進行了具體的設計實現;最後針對調試中出現的問題,進行了較深入的分析,提出了實際的解決措施。
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