pointing data 中文意思是什麼
pointing data
解釋
指向數據（電）-
The conventional sphere model of earth and circle model of orbit are discarded, and the ellipsoid model and the ellipse model are selected for further research, which achieves a method to determine the target position through the antenna pointing direction. and the spaceborne sar system design and simulation software is brought forth. this software accomplishes sar system coefficients design for antenna area, pulse repetition frequency, signal bandwidth, downlink data rate, radar transmitter power and satellite platform yaw steering
本文從星載雷達的星地幾何關系入手，舍棄傳統星載合成孔徑雷達研究中的球地球模型和圓軌道模型，研究了在地球橢球模型和橢圓軌道模型下由雷達天線確定目標坐標的方法，並在此基礎上研製了星載合成孔徑雷達系統設計與模擬軟體，完成雷達系統天線尺寸、脈沖重復頻率、信號帶寬、雷達信號數據率、雷達發射功率、衛星平臺的偏航牽引等幾個方面的系統參數設計以及雷達多普勒特性、雷達系統模糊、雷達定位及精度的分析，最後完成雷達回波信號的模擬。 -
As a result, on the basement of macroeconomics, regional economics, ethnic economics, ethnic theories and the edge principles, the writer integrates theories with demonstration, macrocosm with microcosm, history with reality perfectly and make use of the comprehensive, comparative and historical research methods and lots of experiential materials to testify the positive financial policy ' s great promotive effect on western region development and try to find an effective way suitable to the western region development through pointing out some structural problems supported by a series of data analysis
筆者在宏觀經濟學、區域經濟學、民族經濟學和民族問題理論及其邊緣學科的基礎上，運用綜合、交叉、比較、歷史的研究方法以及大量經驗性材料將理論與實證、宏觀與微觀、歷史與現實、東部與西部有機結合起來，用大量數據說明積極財政政策對西部大開發的巨大推動作用，並通過一系列的數據分析指出西部地區經濟發展過程的某些結構性問題，力求找到一條適合西部地區經濟發展的振興之路。 -
Pointing to the problem of chinese data display of ins pection and measure system of power network quality, an interface circuit betwee n pic18f458 scm and lcd module mgls12864, and designed program were introduced in this paper
針對電網質量檢測系統的中文數據顯示問題，介紹了一種利用新型單片機pic18f458與液晶顯示模塊mgls12864構建的硬體介面電路和軟體程序。 -
Based on chinese tracking and data relay satellite ( ctdrs ) in the future, the antenna pointing control and complex control theory of user satellite are studied deeply in this dissertation, which is funded by the improve item of dept. of astronautic engineering and mechanics ? “ the teaching demonstration of antenna pointing control system in tdrss ”. the main contents of this dissertation are consisted of the following parts : firstly, dynamics equation is derived using lagrange equation for user satellite, so as the kinetics equations of user satellite at the same time are expressed in the form with matrix differential equations that is suitable for attitude control system design and analysis
本學位論文結合航空宇航科學與技術學科研究生教學基地實驗室建設項目「中繼系統星間鏈路天線指向控制系統教學與演示實驗」 ，以我國跟蹤與數據中繼衛星系統為背景，對某型號用戶星星間鏈路天線指向跟蹤控制和復合控制理論進行深入的研究，研究內容主要包括以下幾個方面: 1 .利用lagrange方程建立了用戶星的動力學方程，同時推導了運動學方程，並將這組動力學方程以矩陣微分方程形式表示，使之適用於姿態控制系統的設計和分析。 -
After analyzing the existing ambiguity resolution methods the dissertation investigates the baseline rotation method based on the antenna - swap idea, and develops the fixed axis rotation maximum - minimum method ? farmm and the equivalent rotation maximum - minimum method ? ermm applicable for static basement and moving vehicle respectively. the former lowers the demands on rotation device while the latter improves the flexibility of antennae installation. meanwhile the dissertation also brings forward an ambiguity function search method which needs only one single epoch data with the outer aided information, and investigates the accuracy requirements for the assistant pointing information
其次，通過與gps等多星系統定向關鍵技術的對比分析，指出雙星定向模糊度確定的難度;在分析現有模糊度求解方法的基礎之上，研究了基於交換天線思想的轉動基線模糊度確定方法，並提出了適合於靜基座的定軸轉動極大/極小值farmm法，以及適合於地面運動載體的等效轉動極大/極小值ermm法，前者降低了對轉動機構的要求，後者則提高了天線安裝的靈活性;同時，提出了一種藉助外部輔助信息的模糊度函數搜索法實現單歷元雙星定向，並分析了對外部輔助單軸姿態信息的精度要求。 -
This paper studies a data experiment and identification problem of an actual system, in which the steering gear and the satellite - satellite pointing / tracking system act as the study object, based on system identification technique. the main factors that influence identification results and problems that should be paid attention to are analyzed. base on the analysis, auto - regressive moving average with exogenous input model ( armax ) for steering gear and a three - layer predictive control neural network model are established
從理論的角度研究了對於一個實際系統的數據實驗設計和模型辨識問題，分析了影響系統辨識結果的主要因素以及在辨識過程中應注意的問題，並以此為依據，建立了舵機的滑動平均模型和星星天線指向控制系統的三層預測控制神經網路模型。 -
Pointing to the data obtained from semi - physical simulation of certain helicopter which mainly has low - frequency noise, a data - processing method of depressing and filtering noise from the signal, using the pagoda - structure re - constructing arithmetic and the wavelet transform principle, is proposed
摘要針對直升機半物理模擬測量數據主要是低頻噪聲的特點，提出利用小波變換、塔式結構重構演算法，對信號進行降噪濾波處理的方法。 -
To take the informationization of small - medium sized manufacturers as study object. this thesis analysis the state of its information construction, pointing out the problems, bringing forth effective methods on informationization and transformation. taking the make - to - order industry as the main study object, it exprouds how to apply concretely the manufacture control theory to such industry. and analyzes business data - processing of the system. and works out the key algorithm in sch control
本文以我國中小製造企業信息化為研究對象，分析了現狀，指出了存在的問題，提出了信息化建設和改造的有效措施；並以訂貨式企業為主要研究對象，討論了製造控制理論在該類企業的具體運用，分析了系統的業務數據流程，確定了計劃控制中採用的關鍵演算法。 -
All test case data is defined by pointing and clicking or with scripts and regression testing is completely automatic
所有測試實例數據由點擊或腳本定義，回歸測試自動完成。
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