actual accuracy 中文意思是什麼

actual accuracy 解釋
實際精度
  • actual : adj 現實的,實際的,真實的,現行的,現在的。 in actual existence 現存。 in actual life 在現實生活...
  • accuracy : n. 正確,準確(度);精確。 firing accuracy 命中率。 with accuracy 正確地。
  1. 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。
  2. In order to assess the rationality and accuracy of the revised fhwa model, it was used under various road traffic conditions. the actual results were compared with the results obtained from the revised model

    為了檢驗fhwa修正模式的合理性和準確性,把這修正後的模式應用到其他高速公路在不同狀況下與實測結果的比較以及修正前模式的比較。
  3. By using both the prediction model from transportation ministry and the fhwa models, the prediction results were analyzed for high ways at different sections, different design speeds, detection points, traffic volumes, distances, heights, and at various other road conditions. the prediction results and the actual results were compared and the accuracy of prediction were assessed

    本文通過比較分析了fhwa預測模式和交通部預測模式在高速公路不同監測路段、設計時速、測點、車流量、距離、高差、地面狀況條件下的預測結果,並對預測結果和實測結果進行預測精度和變化趨勢的比較研究。
  4. Aim to eliminate the influences of backlash nonlinear characteristics, a second generation adaptive pid controller based on single neuron is given. the result of simulation and the debug of actual digital servo system shows that the controller can effectively get rid of the sustained oscillation of the system caused by the backlash characteristics, and can improve the system accuracy

    隨后,採用改進型單神經元自適應pid控制器來消除間隙非線性對系統的影響,模擬結果表明所採用的方法能有效消除間隙特性引起的系統自振蕩,並且能夠提高系統的跟蹤精度。
  5. Focusing on the tactical index of ew system - bearing accuracy, this article makes deep - through analysis, comparison and study of the theory basis for traditional direction finding method. a 16 - channel monopulse amplitude - comparison direction finding method and new phase - delay estimating method has been proposed to use, through computer ' s analog computation and relative measures in actual engineering practices, the bearing accuracy of traditional method has been increased and the service requirement of the ew weapon system and adaptability of equipment satisfied

    本文圍繞著電子戰武器系統的戰術技術指標?測向精度,對傳統的測向方法的理論基礎進行了深入的分析、比較和研究,提出了採用16通道單脈沖比幅測向體制和新的相位延時估算方法,通過計算機的模擬摸擬計算,以及在實際的工程實現中採取的相關措施,解決了採用傳統的測向方法提高測向精度,滿足電子戰武器系統的戰術技術指標要求和裝備的適裝性。
  6. Although the accuracy in meterological forecast of tropical cyclones has been distinctly improved, it is still a difficult problem confronting masters and anti - typhoon team leaders of the companies how to steer clear of typhoon reasonably and safely in case that the actual resistance to typhoon is strong enough, the sea area wide enough, and the time permitting ; to avoid unreasonable deviation, anchoring for shelter, blindly rushing onto her path, being involved in storm area, even into the the center of typhoon ; under the limitation of the condition of the sea area and time. how to take correct meassures to escape, such as navigating with wind or windward in bias angle, slowing down, anchoring, berthing alongside the warf, mooring to buoy, etc. as early as possible

    盡管氣象部門對熱帶氣旋監測預報的準確率已經比過去有了明顯的提高,然而船舶在海上如何避離臺風,如何做到在本船實際抗風能力允許、海域條件允許、時間也充裕的前提下合理避臺,安全避臺,避免不合理的繞航、 「扎風」 ,避免盲目冒進「搶風頭」 ,更避免被捲入強風區甚至臺風中心;在海域條件受限、時間尷尬的情況下又如何正確採取偏順航、偏頂航、滯航、錨泊、系岸、系浮等抗臺措施和技術,盡快擺脫臺風的影響,仍然是擺在船長和公司防抗臺領導小組面前的一個實實在在的難題。
  7. 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。
  8. Besides, the information on actual height of lowest cloud base is used in constructing of cloud liquid water profile by using radiosonde profiles, that makes an improvement of relative accuracy of retrieved value of l at almost all altitudes by 5 - 20 % according to numerical simulation comparison. the lower the altitude is, the more the accuracy is improved

    為減少由於回歸樣本中雲液水廓線的『失真』給反演造成的誤差,本文在對探空廓線作診斷建立雲液水廓線時,引入了實際目測的最低雲底高的信息。數值模擬比較表明該措施行之有效,使對流層中下層的幾乎所有高度上l反演值的精度提高5 - 20 ,觀測高度越低,精度提高越多。
  9. In the course of making, it is given a formula of accuracy estimation. by using the formula, it estimated accuracy of image map. and the result examined shows, this formula accords with the actual conditions

    在製作過程中,提出了一個利用原始影像比例尺、成圖比例尺、掃描解析度進行精度估算的公式,並用該公式對製作的影像地圖的精度做出預計,檢驗的結果表明,該公式符合實際情況。
  10. In addition, the paper designs a bottom database model, selects a multi - aim strategy combining files with known data, and establishes dual interaction data model that has explicit conceptual structure and directly aims to geographic objects, and provides backing up enquiry language ( g - sql ). simultaneously, after analyzing and studying methods available for the under pipelines, the paper constructs survey adjustment calculation model, and according to the model, checks the survey of under pipelines. the results indicate that the model is suitable to actual requirement because it greatly increase calculation speed, meeting calculation accuracy requirement

    在此基礎上,對系統的底層數據模型進行設計,選擇了文件與成熟數據庫相結合的混合策略,併兼顧面向對象的數據庫( oodb )和可擴充數據庫( edb )的特點,建立了一個概念層次清晰、面向地理對象實體的雙層語義數據模型以及支持模型的查詢語言g - sql ,同時對地下管線的各種測試方法進行分析研究,建立了地下管線測量平差計算模型,並以此對所勘測的地下管線進行核算,計算結果表明,計算模型不僅大大提高了核算的速度,同時在計算精度上也符合核算的要求,是符合實際要求的關于測量平差計算的模型。
  11. We choose the forest appearance tidiness, representative stands serving as standard plots, 40 stands were set up at qinling, hanzhong, huanghong in shaanxi respectively, measure every tree in the stands, measure the actual increase by the dominance tree, the time series model of individual age and diameter of quercus variabilis was established according to the actual diameter of quercus variabilis population by the fluctuant time series, the comparison of simulation and reality value of the every stand of quercus variabilis population diameter increase through the four models, the average simulation difference within 1. 5 %, the accuracy is 97. 8 % the simulation effect is better

    在陜西的秦嶺、漢中、黃龍地區選擇林相整齊、有代表性的地段作為標準地,設置樣方40個,對各樣方內的林木進行每木檢尺,通過優勢木解析的方法,測得栓皮櫟種群胸徑的實際生長量,運用起伏型時間序列分析,建立了栓皮櫟種群個體年齡與胸徑生長的時間序列模型,四個模型所得的各個樣地栓皮櫟胸徑生長的模擬值與實際值進行比較,其模擬平均誤差都在1 . 5 %以內,平均精度達到97 . 8 % ,模擬效果較好。
  12. This paper try to mix the finite strip method and hybrid stress element, and deduce a numerical and computer method which combines the advantages of the two methods - mixed hybrid finite strip method ; analyze the intensity and stability of the orthotropic plate by this method ; deduce the formula of the orthotropic plate ' s analysis and calculation under this method ; compile the program of orthotropic plate ' s mixed hybrid finite strip method ( hfsop. for ) with fortran - 77 language, and perform them under fortran90 environment of pc computer ; comparing with traditional methods by example of computing, prove that the mixed hybrid finite strip method have better degree of accuracy, moderating the stiffness of plate, coming more close to actual conditions, avoiding over - hard or over - soft ; finally, this paper analyze the stability of a orthotropic plate by this method, and deduce the - value of critical stress

    論文將有限條法和應力雜交元法兩者結合起來,導出一種兼有兩者優點的數值計算方法? ?混合雜交有限條法。運用這種方法對正交異性板的強度和穩定進行了分析,推導出正交異性板在這種方法下的分析計算公式,用fortran - 77語言編寫正交異性板混合雜交有限條法程序( hfsop . for )在微機fortran90環境下運行。通過算例與傳統的方法比較,驗證混合雜交有限條法有更好的精度,使板的剛度適中,更接近實際情況,避免「過硬」或「過軟」 ;最後,論文還用此方法對一正交異性板進行了穩定分析,得出臨界應力值。
  13. This text provides a brief viable project for helicopters secure landing, and the accuracy of dcp is high, offers the important referenced value to develop the actual helicopter landing system

    本文為直升機安全著艦提供了一種簡單可行的實現方案,且演算法精度高,為研製實際的助降系統提供了重要的參考價值。
  14. According to the actual situation and performance requirements, we found that how to bate the influence of friction in the system is the principal difficulty for us to improve stabilization accuracy

    根據本系統的實際工作情況和性能指標要求,通過分析指出:如何克服摩擦力矩的影響是本系統中提高穩定精度要重點解決的問題。
  15. The method that increases the attitude accuracy of strapdown inertial attitude and heading reference system ( siahrs ) with the infromation from inertial measurement unit ( imu ) its own is studied. according to the design idea of damping network in platform type, damping kalman filter in siahrs is designed to enhance the attitude accuracy via integrating attitude calculated by common siahrs and that estimated by accelerometers. in order to evaluate the effectiveness of damping attitude, the vehicle ' s movement should be detected in real - time. for this reason, the state chi - square test is employed in the damping kalman filter, and the failure detection vector are tested, which improves the sensitivity and reliability of failure detection. finally, static and dynamic experiments of actual system demonstrate the effectiveness of the proposed method

    本文探討了如何利用慣性測量組合本身的信息來提高捷聯航姿系統的姿態精度.根據平臺式阻尼網路的思想,設計了捷聯式內阻尼卡爾曼濾波器,將慣導系統捷聯解算獲得的姿態與加速度計估計的姿態進行組合,在系統非加速度狀態下,提高了姿態輸出的精度.為了實時監測系統的運動狀態從而判斷內阻尼姿態的有效性,本文成功將狀態2檢驗法應用在內阻尼卡爾曼濾波器中,設計了基於2個狀態傳播器的故障監測器,並通過對故障檢測向量元素的檢驗代替對整個向量的檢驗,提高了故障監測的靈敏度和可靠性.最後,實際系統的動靜態實驗驗證了本文所提出的方法的有效性
  16. According to the actual situation and performance requirements, how to impair the influence of the disturb torque and the uncertainty of the system object model and how to improve stabilization and tracking accuracy are the principal difficulties in this paper. to solve these problems, a method by using mutative - plus and high - order compensation is brought forward and design by adopting h mixed sensitivity method in the velocity loop, then the weighting function selection is discussed, and the concrete selection principles are given in details

    根據本系統的實際工作情況和性能指標要求,通過分析指出,如何克服機(艦)載條件下干擾力矩的影響及系統對象模型的不確定性是本系統中提高穩定精度和跟蹤精度要重點解決的問題,針對這一問題,提出了在速率穩定環採用變增益的串聯高階校正設計控制器和利用h _混合靈敏度方法進行控制器設計的方法,詳細討論了加權函數選擇的問題。
  17. In the course of design, we fully consider the actual conditions on the railway and take a series of corresponding measures to the concrete problem. such as we select high - accuracy microconvertor and have the converted function in succession data collecting system chip aduc812, design v / f circuit and external a / d circuit. in anti - interference of the hardware, we try to disperse each function module to avoid interfering each other, adopt photoelectric isolated technology to dispel the circuit connection of input and output. in controlling we import arithmetic mean into strain wave algorithm and real computing technology of virtual value for sample treatment of data, that is using the software to smooth away interfere error and to calculate actual value, thus it makes the precision of the data improve greatly

    在設計過程中,根據系統要求,充分考慮鐵路上的實際情況,針對具體問題採取了一系列的相應措施,如在器件選擇方面選用高精度microconvertor系列、具有adcdma連續轉換功能的數據採集微控制器晶元aduc812 ,設計了v f變換電路和外部a d轉換電路;在硬體抗干擾方面,將每個功能模塊盡量分散獨立開來以避免相互干擾、採用光電隔離技術消除輸入輸出通道上的電路聯系;在控制方面對于采樣數據的處理引入了算術平均值濾波演算法和真有效值的計算方法,即通過使用軟體來濾除系統中有干擾造成的誤差並計算真值,從而使數據的準確性得到極大地提高。
  18. Intelligent temperature controller is based microprocessor with pid parameters controlling function. digital display of set and actual temperatures. high temperature controlling accuracy and reliability

    熱風循環系統由低噪聲風機和風道組成,工作室內溫度均勻。
  19. In these years the technology is very popular with many advantages such as : non - contact, full - field measure, high accuracy and sensitivity, automation. but in actual application the following problems which are urgent to solve are : ( 1 ) suiting the industrial environment ; ( 2 realizing phase - shifting with high accuracy ; ( 3 ) measuring large - scale object. in order to solve these problems, the improved and new methods are presented by experiment in this dissertation, which are based on theory of optical 3 - d shape phase measurement and matlab language

    在這二十多年的時間里,該技術以非接觸、全場測量、高精度、高靈敏度及自動化等優點得到廣泛應用,但就其在實際應用的情況來看,該技術還存在急需解決的問題: ( 1 )對工業環境的適應; ( 2 )高精度相移的實現; ( 3 )大尺度物體測量。
  20. Large eddy simulation ( les ), as a newly developed method for turbulent airflow simulation, has not only the advantage of smaller calculation effort but also achieve very high accuracy in most cases. at the same time the solution reserves the random characters of the flow field, which fits better with actual measurement than rans does, and therefore, les is showing its great superiority and powerful vitality

    大渦模擬( les )作為一種新興的湍流運動數值模擬工具,不但計算量小於直接模擬且很多情況下達到了很高的精度要求,同時還保持了流動的隨機性特點,比rans預測結果更加符合實際情況,所以正顯現出巨大的優越性和強大的生命力。
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