相位定位器 的英文怎麼說

中文拼音 [xiāngwèidìngwèi]
相位定位器 英文
phase localizer
  • : 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 (所在或所佔的地方) place; location 2 (職位; 地位) position; post; status 3 (特指皇帝...
  • : 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...
  • : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
  • 相位 : phase position; phase
  1. Compared with electrical or mechanic system, hydraulic system have the disadvantages of high fault frequency and difficulties to diagnosis, which have greatly effected battle effectiveness in warfare

    與電控及機械繫統比,液壓系統故障率高、故障檢測困難,已成為影響武裝備戰鬥力發揮的重要因素之一。
  2. Abstract : in fourier transform profilometry, because of the nonlinear relationship between the irradiant incident upon a ccd dete ctor andthe voltage it outputs, it will cause phase evaluation errors. here, we ex plain the errorsource by theoretical deducing, then make a simulation. at last, a method to decrease thiserror is put forward

    文摘:在傅里葉變換輪廓術中,由於ccd探測光電響應的非線性,將在測量中引入高次項,從而對的求解造成較大誤差,通過理論的推導性地解釋了誤差的來由,並用計算機進行了模擬計算,最後提出了減小誤差的方法。
  3. The specific research methods are listed : 1. matched filter taking the max ouput snr as the best rule correlates nonstop divided signal and divided echo to detect low snr target signal. then all one dimension divided correlation outs and done fft in portrait to leach interferential signal such as static or low rate mussy meaves, many pathway echo and so on and to take target ' s time difference and doppler frequency that combine parameters that target ' s direction taken from antenna and so on to implement target ' s orientation and tracking

    具體研究方法如下: 1 、採用以輸出信噪比最大為準則的最佳匹配濾波來對分段的參考和目標信號作關處理來檢測低信噪比目標信號,然後對一維分段關輸出組作縱向傅立葉變換來濾除靜態或低速的雜波、多徑回波等干擾信號,並提取目標的時差和多普勒頻率,再結合由天線獲得的目標方向等參數,就可以實現目標的和跟蹤。
  4. The third, after theoretically analyzing, the following practicable methods are put forward : 1 ) automatically pick - up the synchronous information by analyzing the spectrum of intercepted video - leaking information ; 2 ) realizing the phase lock and the electronic image stabilization by integral - projection and differential - positioning ; 3 ) improving the effect of accumulation mean filter and the pectination filter by using electronic image stabilization ; 4 ) automatically adjusting image acquisition parameters by detecting the image entropy, therefore the quality acquired image is improved ; 5 ) to realize the quantitative test of a leaking extent, a standard test picture was designed. finally, a proto type for leaking information processing based on our techniques mentioned above and the virtual instrument principle was designed and tested

    在理論分析的基礎上,提出了以下的實用技術: 1 )用譜分析方法從截獲的信息中自動提取同步信息; 2 )用積分投影、微分的方法進行檢測,實現可靠的鎖和電子穩像; 3 )將電子穩像技術用於重加濾波和梳狀濾波的濾波方法,改進了濾波效果; 4 )通過檢測圖像信息熵實現圖像採集參數的自動調整,改進了圖像採集的質量; 5 )設計了用於儀標的標準測試圖,可以對泄漏信息進行量檢測。
  5. The three - order modulator has a 2 - 1 cascaded structure and 1 - bit quantizer at the end of each stage, the modulator is implemented with fully differential switched - capacitor circuits. and then, the discussion will begin by exploring the design of various circuit blocks in the modulator in more detail, i. e., ota, switched - capacitor integrator, quantizer, two - phase non - overlapping clock signal, etc., at the same time, these circuits will be simulated in spectre and hspice. at last, the whole cascaded modulator will do behavioral level simulation by matlab soft and simulink toolbox

    本論文中,首先介紹模數轉換的各種參數的意義,以及一階sigma - delta調制和高階sigma - delta調制的原理;給出解決高階單環sigma - delta調制不穩性的方案,引入級聯結構調制,特別針對級聯結構調制中的失配和開關電容積分的非理想特性進行詳細的討論;本設計的sigma - delta調制採用2 - 1級聯結構和一量化,調制採用全差分開關電容電路實現;同時對整個調制的各個模塊進行了電路設計,包括跨導放大、開關電容積分、量化、兩非交疊時鐘等,並利用hspice和spectre模擬工具對這些電路進行模擬測試;最後,利用matlab軟體和simulink工具對整個級聯調制進行行為級模擬。
  6. This modification includes : ( 1 ) selecting two important molecules as candidates, ( 2 ) choosing a promiscuous t - cell epitope, and two b - cell epitopes or conserved amino acid sequences from the two important molecules, ( 3 ) connecting them adequately through analysis by the molecule designing software. therefore, the synthetic new antigen may interfere with the process of fertilization by multiple ways and its contraceptive effects may be enhancing. based on the molecule designing methods, the b - lymphocyte cell epitope of sperm / testis specific protein sp17 and cyritestin which interfere with fertilization in mouse, as well as the promiscuous th cell epitope of the ribonuclease ( rnase ) in bovine were selected

    本研究以蛋白質分子設計的理論和方法研究避孕疫苗,將sp17和cyritestin關鍵表和牛核糖核酸酶非選擇性th細胞表合理組合,獲得新抗原- 35肽序列;並在合成、純化後分別與弗氏佐劑、免疫刺激復合物( iscoms )混合后免疫不同遺傳背景的雌性小鼠,觀察血清和生殖道內的特異性抗體滴度的動態變化、生育力的改變以及免疫后小鼠重要臟的組織病理學改變:以及在ivf下,新抗原的特異性抗血清對精卵互作用的影響及抗原在精子表面的特異性
  7. Aimed at the vermiculation characteristcs of the move - in - mud robot, its location system performs the orientation of the move - in - mud robot by means of relative oriention, using the attitude information and displacement information

    系統針對拱泥機人以蠕動方式運動的特點,利用機人的姿態信息和拱泥頭移信息,採用的方法實現拱泥機人的
  8. It can save the information near lips, which may be deleted by the method based on two points. ( 2 ) based on the analysis of current methods, a new multi - pose facial feature location algorithm is developed, which is based on the analysis of multi - feature and integral projection, the combination of an iterative search with a confidence function and template matching. the algorithm not only improves the location accuracy, but also speeds up a great deal. ( 3 ) based on the analysis of the advantages and disadvantages of current feature extraction methods, an adaptive facial feature selection criterion is developed, which is based on facial local feature protrusion consisting of several aspects, such as face image resolution and image quality

    其後研究了人臉特徵提取,一、討論了適合於多姿態人臉識別的基於三點仿射變換的人臉圖像歸一化方法,以克服基於兩點仿射變換會引起較大圖像信息損失的缺陷;二、在分析現有演算法的基礎上,提出了新多姿態人臉官特徵技術,將多特徵和直方圖分析、基於置信度函數的迭代搜索和模板匹配結合,既提高了精度,又提高了速度。
  9. The carrier wave is modulated directly by the baseband signal at several frequency point in l band and s band. firstly, this paper clarifies the theory of i / q modulation, elaborates evm and acpl, and analyzes the effect of amplitude and phase unbalance and dc offset on evm. secondly we review the basic principle of phase locked loop and it ’ s composing parts, including the basic conception and design method of pll frequency synthesizer, especially introduce the charge pump pll frequency synthesizer in detail

    首先,在闡述i / q正交調制基本原理的基礎上,通過對誤差矢量和鄰近通道功率泄漏的詳細分析,性、量地討論了各種非理想電路因素(如不平衡、幅度不平衡、直流偏差等)對調制性能的影響;其次,介紹了鎖環的工作原理和基本組成部分,包括鎖環的設計和環路濾波的設計,特別詳述了電荷泵鎖頻率源;第三,介紹了採用直接調制技術模擬衛星信號的射頻前端的設計;最後,對整個直接射頻調制系統進行測試,結果基本上達到了課題要求。
  10. The stability output second harmonic generation ( shg ) experiment results of single - longitudinal mode and multi - longitudinal mode with long cavity were explained reasonably with these rate equations. the high polarization of fundamental wave in the isotropic laser media nd : yag with type - i critical phase - matching lbo was studied with the rate equations including polarization of fundamental light. using the polarization function of lbo, a quartz full - wave plate was introduced into the cavity, a kind of birefringent filter by considering the combination of the polarization function of the type - i critical phase - matching doubling frequency crystal lbo and the quartz whole - wave plate was constructed

    將腔內多縱模倍頻速率方程推廣應用到準三能級藍光激光中,分析了一個縱模、兩個縱模、多個縱模時的噪聲情況,合理地解釋了實驗中激光單縱模運轉以及長腔多縱模運轉時穩輸出的實驗現象,同時利用該速率方程分析了以各向同性激光晶體nd : yag為工作物質,類臨界匹配lbo為倍頻晶體的藍光激光中基頻光偏振特性,合理利用類臨界匹配lbo倍頻晶體的偏振特性與引入的石英晶體全波片構成雙折射濾光片,通過選單頻來抑制噪聲,獲得了藍光低噪聲的穩輸出。
  11. According to the present status of studying the solar flare using gps, a new algorithm of processing gps data studying the solar flare is brought forward : after the instrumental bias has been determined, with the data of dual - frequency gps code and phase and navigation message, the vtec at the satellite ' s epp can be worked out

    根據現在研究太陽耀斑的實際情況,提出了利用gps研究太陽耀斑的數據處理方法:利用雙頻觀測值確出儀偏差后,再利用碼和觀測值,結合導航電文就可以求出電離層交叉點的沿天頂方向上的電子總量vtec值。
  12. In order to make the sensitivity of 2 - demension accelerometer along the two main arbors almost identical, symmetric four - beam structure that embeds a double - sides interdigitated differential capacitive with puckered beam in two directions was used as sensitive component. in addition, the differential capacitive accelerometer fabricated by bulky silicon micromechanical technique has high sensitivity, wide measurement scope, less nonlinear error, and simple converting circuit. then, the structure parameters of the sensitive component were calculated and stimulated, which results in a set of the optimized structure design parameters, main fabrication procedure and several key fabrication technology

    為使二維振動傳感在兩主軸方向的靈敏度大致同,敏感元件採用高度對稱的四梁結構,其中每個軸向上均採用帶折疊梁的雙側叉指電容結構,採用體硅微機械工藝製作的高深寬比叉指電容式敏感元件,具有高靈敏度、寬量程、非線性誤差小、外圍電路簡單等優點;對設計的敏感元件結構參數進行了計算,並利用有限元法進行了模擬分析,根據模擬結果得出了優化參數;在確敏感結構的基礎上,研究了敏感元件採用體硅微機械加工工藝製作的工藝流程和關鍵工藝技術;對敏感晶元內部的c - v介面電路進行了原理設計與分析,利用差動測量技術得到由振動引起的微小電容變化量,經c - v介面電路進行調制處理,然後通過解調輸出與加速度成正比的電壓信號。
  13. In addition, a new type of phase conjugator using tapered fiber is designed, which combined the higher reflectivity of small core - diameter fiber and higher damage threshold of large core - diameter fiber. the theoretical analysis has also been carried out in section iv. applying it in double - pass system, the maximum sbs reflectivity arrives at 85 % and relative stability arrives at 90 %, which is more than that of common optical fiber phase - conjugator

    為了獲得更高的能量反射率和穩性,我們自行設計了一種新型的錐度光纖,並應用於ld泵浦的雙通放大dpl系統中;實驗表明:應用錐度光纖共軛可以獲得高達85的能量反射率和90的對穩度。
  14. Due to the component of natural gas is very complex in different zone of our country, the product has taked on special design, it set up moore component factor of thirteen kinds, which offer user to select and setup, so as to satisfy measurement for contains various component natural gas, at the same time established many take - pressure way in order to suit to different measure device, and have automatic calculate and display super - compression factor function

    A q型操作輸出svout : 010ma 420ma 05v 15v信號,可直接驅動執行機構變頻或再由伺服放大去驅動電動調節閥門或由電氣轉換和閥門去驅動氣動薄膜閥。操作處于自動工作狀態時,其信號輸入svin和操作輸出信號當於是直通的。以實現dcs系統或調節對執行機構的自動控制。
  15. If you are using absolute or relative positioning, you can overlap elements, and then they will be rendered in the browser as overlapped

    如果使用的是絕對或,則可以重疊元素,然後這些元素將在瀏覽中重疊呈現。
  16. Colour phase stabilizer

    彩色
  17. Optical phase retarders are not only important optical components in laser technique and polarized light technique fields, but also the basic optical phase modulators that introduce a phase shift between orthogonal and linearly polarized component when light transmittes through them

    延遲,是偏光技術和激光技術領域中極為重要的光學件,也是最基本的光調制。它能使透過它的振動方向互垂直的兩束光波彼此之間產生一差,故稱光延遲
  18. Therefore, it is useful to make further study on heightener of reflectivity and applying in laser system with narrow pulse - width less than 30ns and high repetition rate more than 100hz for space - communication and laser - detect

    而對光纖共軛而言,關鍵問題是如何突破sbs反射率低於60的瓶頸,並應用到重復頻率大於100hz 、脈沖窄於30ns的激光系統中獲得較高的穩性和較好的共軛效果。
  19. However, the research on it is still an immature technique in china. in this thesis, the author studied mainly the method for smart valve positioner which based on 4 ~ 20ma current, which can be configured with hart protocol, and using two - wire system

    目前,國外一些大公司已繼研製成功了智能閥門,有的配置有hart協議、 profibus總線、 ff總線等現場總線介面;而國內在這方面的研究尚處于起步階段。
  20. Coherent optical locator

    干光
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