航在測量 的英文怎麼說
中文拼音 [hángzàicèliáng]
航在測量
英文
aerospace survey-
After the simulation of sins, the actual sins is studied, especially studying the compensation of gyro ' s excursion. and it proves that the compensation can improve the navigation accuracy of sins. on the basis of the realization of sins, the integrated navigation of position / velocity for gps and sins are established, and sins and gps integrated navigation is realized by application
在實現sins的基礎上，研究了sins與gps的位置、速度組合導航，建立全球定位系統和捷聯慣導系統的誤差方程及位置速度測量方程，應用卡爾曼濾波技術實現了sins和gps的組合導航。In aerial survey and photogrammetric services, the office is developing a new series of an orthophoto image covering the region
在航空測量及攝影測量服務方面，該處正開發一系列涵蓋本港全境的新正射影像。Accelerometer is the main inertia measurement device of inertia measure - ment and navigation system, it ’ s mainly used to measure the acceleration of carrier, and we can get the velocity and displacement of carrier from acceleration, so it ’ s wildly used in spaceflight, avigation, navigation and other fields, the capabilities of accelerometer are of the key function in the whole system
加速度計是慣性測量和導航系統的主要慣性元件之一，主要用於測量運載體的加速度值，而通過加速度又可以得到運載體的速度和位移，所以被廣泛應用於航天、航空和航海等領域，其性能的好壞在整個系統中起著關鍵性的作用。Depend on the comprehensive analysis and study of the structure, principle, and exterior characteristic of the motor, through the methods of system modeling and digital simulation analysis, two kind of control device that work for the low voltage ( lvdc ) and the high voltage ( hvdc ) in avigation are researched respectively. point to the control technique of close - loop speed stabilization at a limited adjustment speed range, we bring out the close - loop speed control method that using the rotor position sensor indirectly measure the speed of the motor
在全面分析了稀土永磁無刷直流電動機的結構特點、工作原理、運行方式以及外部特性的基礎上，通過系統建模和數字模擬分析，分別針對航空低壓直流（ lvdc ）和高壓直流（ hvdc ）兩種電動機構用永磁無刷電動機，在小范圍轉速連續調節下的閉環穩速控制技術進行了詳細理論研究，提出了利用轉子位置傳感器信號間接測量電機轉速進行電機轉速閉環穩速控制的策略。In the stage of the sun and the moon in sight, azimuth of the sun, the earth and the moon in the spacecraft body coordinate system is simulated. combining the simulated azimuth with the ephemeris of the sun and the moon, the state equation and observation equation are modeled. the initial orbital parameters calculated by least square method are used in orbit state equation to predict spacecraft state and to realize autonomous navigation
在日月可見階段，模擬日、地、月敏感器測量信息，即日、地、月在航天器本體坐標系下的方位信息，結合日月星歷，建立狀態方程及觀測方程，通過最小二乘法得到歷元時刻的軌道狀態初始值，將其代入軌道狀態方程進行自主導航。Flying boats are being widely used at oversea at present, in area of spy, air guidance, anti violence for army and traffic guidance, specail flying showing, relaying for fieldpickup, age - old finding by air, earth measurment, anti - fire for forest ect.,
目前，國外在飛艇使用方面非常廣泛，在軍用方面可反潛偵察，空中指揮，防暴，民用可用做飛行空中廣告空中交通指揮，飛行特技表演，現場直播中繼，航空考古，大地測量，航空找礦，森林防火，旅遊觀光等。It has a lot of applications in material science, mechanics, machine, aeronautics and petrochemistry
應變測量廣泛的存在於材料、力學、機電、航空航天、石油、化工等各種行業。Liquid cryatal also use on the public nuisance of chemical industry, the oriented polymer of macromolecular reaction, the nondestructive evaluation and microwave determination of aviational machine and metallurgic product, checking skin cancer in medicine, body temperature measurement, etc. it has showed the great superiority
另外液晶在化工的公害測定、高分子反應的定向聚合、航空機械及冶金產品的無損探傷和微波測定、醫學上的皮癌檢查、體溫測量等領域，也都顯示出其巨大的優越性。Aerostatic bearings have been applied widely on the ultra - precision in the aviation, aerospace and the main axes and the slide of the precision measuring instrument and inertial measuring apparatus because of high rotation accuracy, calm operation, low friction and long life - span etc. they can also be used in fields range from both high and low temperature to both high and low velocity, sometime even to environment full of radioelement
氣體靜壓軸承回轉精度高、運轉平穩、摩擦小、使用壽命長，可以在極高和極低的溫度、超低到超高的速度下，以及輻射環境中工作，因此在航空、航天領域以及精密測量和慣性測試設備上得到廣泛應用。With the rapid development of spationautics and remote sensing technology, a plenty of satellite images with high precision are produced, among which the linear array ccd image has satisfied the requirement of photogrammetry
航天遙感技術的迅猛發展，產生了大量高精度的遙感衛星影像，特別是線陣ccd影像在理論和技術上都已達到了攝影測量要求的水平。Thirdly, an ideal satellite orbit is simulated, and on this foundation, we establish some typical simulation and testing circumstances. lastly, after simulation in the simulation and testing circumstances, we compare the performance of ukf and ekf. and then, based on the outdoor experiment of the vehicle, an analysis and contrast between our simulation results and commercial data process software is carried out, and the conclusion is obtained
首先在第三章提出的目標運動模型的基礎上建立了系統狀態方程;其次簡要分析了衛星導航系統中的各類誤差，建立了基於偽距觀測量的系統觀測模型;第四節利用yuma格式歷書數據模擬了未受攝動影響的衛星軌道，並在此基礎上建立了幾種典型的動態模擬測試環境;第五節為模擬分析和比較，先對ukf演算法和ekf演算法在動態模擬測試環境中進行了模擬比較，然後針對外場試驗，對非線性濾波獲得的定位結果與商業軟體進行了分析比較，並得出結論。Based on an analysis of the major factors affecting the quality of data obtained in aeroelectromagnetic survey, this paper has put forward zero horizontal drift correction methods such as field value standardization and phase check and correction, studied and developed a suite of techniques suited to data - processing and graphical representation for aeroelectromagnetic method
摘要在分析探討影響航空電磁測量數據質理主要因素的基礎上，提出了場值標定，相位校驗改正等零水平漂移改正方法，研究開發了一套適合航空電磁法數據處理與圖示的方法技術。Carrying on the survey fight in some area of chaoshui basin based on the survey system in high accuracy aeromagnetic gradient
摘要在引進高精度航磁梯度測量系統的基礎上，對潮水盆地某地區進行航磁梯度測量飛行。In order to utilize the magnetic anomaly information obtained by high - precision aeromagnetic survey more effectively, this paper, based on the reliable proof of the existence of weak magnetic anomalies in middle and high mountain areas and combined with characteristics of middle and high mountain areas, has advanced an improved nonlinear filtering method and described its effect in practical application
為了更有效地利用高精度航空磁法測量得到的磁異常信息，在充分論證中高山區弱磁異常存在的可靠性基礎上，結合中高山地區特點，提出了改進的非線性濾波方法，並給出其實際應用效果。Mechanical vibration - evaluation of machine vibration by measurements on non - rotating parts - part 4 : gas turbine driven sets excluding aircraft derivatives
在非旋轉部件上測量和評價機器的機械振動第4部分:不包括航空器類的燃氣輪機驅動裝置Application of gps - rtk bathymetric survey technique without tidal observation in yangtze estuary channel regulation project
無驗潮水深測量技術在長江口航道治理工程中的應用In this paper, the waterway curve plane function is established with move fit method to calculate the depth value of grid points, and in part fields linear method is adopted because of the distributing scrambling of waterway measure points. as a result of the use of two methods, not only the calculating precision is high but also the calculating speed is very fast
本文選用移動擬合法建立航道曲面函數，插值計算航道測量區網格點的深度值，並且根據航道測量點分佈的不規則性進行了優化，即在測量點稀少的地方運用了線形內插法代替移動擬合法來進行插值計算，兩種插值方法的合理結合，不僅保證了插值的精度，特別是提高了插值的計算速度。The broad application of gps technique in survey, vessel positioning, and real - time monitoring of yamen 5000 dwt seaward waterway dredging engineering is discussed
摘要就崖門5000t級出海航道疏浚工程在測量、船舶定位、實時監控等工作中gps定位技術的廣泛應用進行探討。Combined with the actual work experience the paper introducs operation method and characteristic of the holland ' s silas walking and sailing system that has been used in the taihu lake bottom silt investigation
摘要結合實際工作經驗，介紹荷蘭silas走航式測量系統在太湖水下、湖底淤泥調查的使用方法及系統的特點。Precise kinematic gps surveying can provide users with the precise position, velocity, attitude and time information of the moving platform in real - time or post - processing modes. it is now increasingly used for many surveying and navigation applications on land, at sea or in the air
精密gps動態測量能實時或事後地給用戶提供高精度的位置、速度、加速度、姿態和時間信息，它在陸地、海面或航空中的導航和測量應用越來越廣泛。分享友人