相位基準 的英文怎麼說
中文拼音 [xiāngwèijīzhǔn]
相位基準
英文
phase reference-
Phase datum mark
相位基準標記In the profile, it is often made of one to two environment elements, which indicates a progradation or regression. the sand developed in this stage is equal to single sandbody which is the smallest scale for correlating between wells. middle term cycle is related to an obvious water changing
在中長期基準面低位處，儲層大都發育較好，砂體厚度、展布面積均較大，物性相對較好，層間夾層較薄；而在中長期基準面較低位置處，則出現相反的儲層特徵。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、微分定位的方法進行相位檢測，實現可靠的鎖相和電子穩像； 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 ）設計了用於儀器定標的標準測試圖，可以對泄漏信息進行定量檢測。Attitude detemination and control system of a satellite contains two parts, one is the attitude detemination system and the other is the attitude control system. detemination of attitude is the search about attitude arientation on a benchmark. control of attitude is the access of direction on the predefine way. this paper only refer the system of attitude control for lace of space. if there is no special explain, the control system refered in this paper does ’ t contain attitude detemination system
衛星的姿態控制系統包括姿態的確定和姿態的控制兩部分，姿態的確定是研究衛星相對于某個基準的姿態定位，而姿態控制是指衛星在某個規定或預先確定的方向上定向的過程。本文限於篇幅，僅對姿態的控制部分進行了分析，如果沒有特殊說明，文中所說的姿態控制系統均不包括姿態的確定部分。This paper focuses on the core part of the il & sm fixture system - information process system ( ips ). after relevant information is obtained from the current part, ips designs the roughcast and the parameters of stuffing, matches or designs rational locating box, positions all the locating bolt, finishes the procedure of datum conversion and ensures the communications between state shaping system, part fixing system and nc programming system
本文的研究對象為il & sm夾具系統的核心部分? ?信息處理系統（ informationprocessingsystem ? ips ） ，它通過獲取零件的相關信息，進行毛坯與填料厚度的設計，設計或配置出合理的尋位箱，智能布置尋位元件，完成基準轉換，並負責與狀態成型系統、工件安裝系統、 nc編程系統等模塊的通訊。In order to attain high accuracy of gps satellite navigation, positioning and low cost in precision agriculture, it is studied a method of gps pseudo - range observation and carrier phase measurement to combine the actual conditions of agriculture. it is presented a method of high accuracy positioning and measure based on gps oem board in this paper, and proved the feasibility of key technology with emulations and field tests
為了適應精準農業高精度、低成本的gps定位導航應用要求，本文通過對gps偽距和載波相位定位方法的研究，結合精準農業的實際情況，提出了基於gpsoem板的高精度定位與測量方法，並用模擬和田間試驗驗證了各關鍵技術的可行性。But the extensive cross - reactivity and the lacks of the ideal antisera make it difficult in technique and the false result. furthermore, the lack of the standard antisera also cause the " blank " result in a few newly discovered alleles
但血清學方法不僅存在著廣泛的交叉反應和難以找到理想的抗血清而出現技術上的困難和分型判斷誤差，還會有許多新發現的等位基因卻缺乏相應的標準抗血清，導致個別基因型無法檢出。Because the elevation data we have acquired through gps is too variable to satisfy the mapping accuracy requirement the elevation value is solved by the water lever observation in the hydrology station and datum horizon correction of sounding observation
由於gps的rtk模式測量所獲取的高程精度不能滿足測圖精度要求，因此其高程值是通過測量水深值、結合其統一到基準面的改正數、根據相關水文部門各水位站提供的水位觀測資料綜合計算獲得。Methods of estimating baud rate, signal to noise ratio ( snr ) and reference phase are investigated. a modified euclidean algorithm is proposed to estimate baud rate of the burst packets. a cumulant based algorithm of estimating snr of star - qam is proposed which has better estimation performance in medium scope of snr
研究了自適應調制中波特率，信噪比和載波相位等參數的估計演算法；提出一種基於修改的歐幾里得演算法的波特率估計演算法，這種演算法可以對突發分組的波特率做出準確估計；提出一種星型qam信號的信噪比估計演算法，在中等信噪比條件下，具有較好估計性能。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器中，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器單縱模運轉以及長腔多縱模運轉時穩定輸出的實驗現象，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，類臨界相位匹配lbo為倍頻晶體的藍光激光器中基頻光偏振特性，合理利用類臨界相位匹配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定輸出。3 ) for weak noise interferogram or filtered interferogram, dyadic wavelet can be used to detect fringe edges. a gvf snake model was used to link discrete edges, the linked edges were kept well accordance with fringes of phase map. 4 ) phase unwrapping algorithm based on edge detection is suitable to well separated fringes, the unwrapped phase can be rewrapped to the original phase map
4 ）對于低噪聲情況下或濾波后的干涉條紋圖，在基於邊緣檢測的相位解纏過程中，利用snake模型可以高效準確的實現邊緣點的連接，所連接的邊緣線與干涉條紋很好的吻合，可將連線的精度控制在三個像元。Then the periodic properties of geocenter motion in the x, y, z components are summarized. considering the statistical precision of the gps observations, the geometrical distribution of gps stations and their physical stablility, a new method to determine the parameters of geocenter motion is studied and analyzed. in order to have a better understanding of its effect on the height datum origin, the rule of geocenter motion in the horizontal and vertical components are also analyzed and some useful conclusions are drawn
提出了將譜分析與抗差估計相結合的抗差譜分析方法，並用該方法分析了地心運動時間序列的主要周期特性；為合理地確定地心運動參數，詳細研究與分析了一種新的定權方法對求解地心運動參數的作用，該方法充分利用了gps觀測量的統計精度、點位的幾何分佈以及物理穩定性；為了明確地心運動導致的高程基準的變化，分析了地心運動對地面點的水平分量和垂直分量的影響規律。The results obtained from the simulation example suggest a good effect and significance of using gps simulation data for demonstrating the feasibility and validity of an od design or an algorithm of certain problem. 4 the ill - conditioned problem existing in relative kinematic od using gps carrier - phase data is discussed and then some preliminary efficient approaches for solving this problem are given out there are several reasons that cause the ill - condition pro
（四）探討了星載gps相位相對定軌中的病態性問題，並嘗試給出了較有效的解決方案地面基準站、低軌衛星和gps衛星之間的幾何形狀分佈不佳，差分技術的應用使得模糊度之間及模糊度和三維坐標向量改正之間產生較強的相關性，往往都會導致星載gps定軌中的法矩陣的病態性。Gps is a planet wireless conductance system which is global and all - weather, gps can offer high precision time orientation information to infinite user, clock precision reachs 10 ? 6 magnitude 。 not only changes traditional time method of quartz crystal clock, but also replaces wireless shortwave and even more lowfrequency signal and tv signal whose overlay range is limited and low precision, offers advantage to geology field task, achieve automatization and high precision of seismic flow observation
利用gps授時信號全方位、全天候、連續性、實時性和高精度的特點，以gps信號為基準來校準本地時鐘（晶體振蕩時鐘或原子鐘） ，將gps接收機輸出信號的長期穩定度和恆溫晶振的短期穩定度相結合，應用大規模可編程邏輯器件，設計和實現了由pc104控制的實時在線授時系統。Based on generation and processing of phase conflict graph, a new method is presented to fully and accurately verify the phase compatibility of dark - field standard cell layouts, which are produced according to conventional design rules
摘要介紹了一套基於相位沖突圖的生成和處理的新方法，可以準確、全面地對由傳統方法設計的標準單元版圖（暗場）進行檢查。Film 16 mm ; position of film relative to camera aperture ; position of reference perforation hole
16mm電影膠片.膠片相對于照相機快門的定位.基準穿孔Phase correlation based iris image registration model
基於相位相關的虹膜圖像配準Analyzing the characteristics of the time - series data of horizontal displacement from the continuous gps network in time and frequency domain, the similarity transformation is conducted in order to give prominence to the local deformation by selecting a few stations in the eastern china
摘要對gps基準站連續觀測水平位移時間序列數據的時頻特徵進行了分析，為了突出局部變化的信息，在中國大陸東部選取一組參考點進行相似變換。In order to satisfy the demands of the main pylon measure benchmark stakingout and the cable anchor - pipe positioning for cable - stayed bridge, a new georobot relative datum 3d polar coordinate method is presented
摘要結合斜拉橋索塔基準放樣及斜拉索預埋鋼管的精密定位的需要，提出了一種新的基於測量機器人的三維相對基準放樣方法，並成功用於灌河特大橋斜拉橋主橋的施工放樣。Motion compensation includes range alignment and phase reference selection technology. frequency correction algorithm, spatial correction algorithm and envelope minimum entropy algorithm are respectively applied in range alignment. phase compensation is according to selection of the phase reference
2 、運動補償部分主要解決距離校正和相位基準選擇技術，距離校正分別採用了頻域校正法、空域校正法和包絡最小熵法，主要依據相位基準選擇的方法來進行相位補償。分享友人