船位精度 的英文怎麼說

中文拼音 [chuánwèijīngdù]
船位精度 英文
accuracy of position
  • 船 : 名詞1. （水上的運輸工具, 船舶的通稱） boat; ship; vessels 2. （姓氏） a surname
  • 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...
  • 精 : Ⅰ形容詞1 （經過提煉或挑選的） refined; picked; choice 2 （完美;最好） perfect; excellent 3 （細）...
  • 度 : 度動詞[書面語] （推測; 估計） surmise; estimate
  • 精度 : precision; accuracy; degree of accuracy; precision accuracy; trueness
  1. The effect of reynolds number on rudder hydrodynamic performance is also analyzed. up to the stall angle the computed lift and drag agree well with measurements and other author ' s calculations, whereas stall angle, lift and drag beyond the stall angle are slightly under - predicted. the solver is used to investigate laminar and turbulent separated flows around a 6 : 1 prolate spheroid at high incidence angles and their effects on hydrodynamic forces

    應用所開發的求解器，以naca0015翼型舵為算例計算了船舵在不同雷諾武漢理三;大學博士學位論文數下大舵角范圍內的三維粘性流場及水動力，成功地預報了舵的失速角和最大升力，並初步探討了雷諾數對舵水動力的影響;計算結果與現有試驗和計算數據比較，吻合程度相當好，初步檢驗和驗證了該求解器精確模擬粘性流動和計算水動力的能力。
  2. In order to evaluate aiming error of missile on the warship or on the submarine, including the error of warship position, the error of reference azimuth and the error of transfer measurement given by the navigation system, and try to divided them from the general error, it is highly important that we estimate and evaluate missile system of mobile bedding launching

    為了評估從艦船潛艇上發射導彈的瞄準誤差，包括艦船導航系統給定的船位誤差、基準方位誤差及其傳遞測量誤差，並試圖把它們從總的瞄準誤差中分離出來，這對于動基座發射導彈武器的瞄準精度的評價極為重要。
  3. The scrolling error in the position updating calculation is discussed and the scrolling error compensation algorithms are studied in the sculling base motion environment. the simulations of the algorithms are performed and the results show that the scrolling correction term should be considered to improve the position accuracy for the system with high - resolution position updating requirements

    分析了位置更新計算中渦卷誤差的產生機理，研究了劃船運動條件下的渦卷補償優化演算法，並對演算法的性能進行了模擬分析，結果表明：對于導航定位精度特別高的場合，應該考慮加入適當的渦卷補償來提高導航精度。
  4. Since 1960s, the mechanical strength reliability and structural system reliability, whose main failure modes are fatigue and service life, has achieved a great deal of development and been applied to engineering machine, aeronautical and astronautical engineering, electric apparatus, bridges, ship, civil engineering etc. with the developing of space technology and tendency of machine towards high speed, precision, automation, one realizes the importance of mechanism reliability based on the accuracy of motion, for the errors of mechanism occurred more often than that of structure, especially in the field of aeronautical and astronautical engineering and operate system of weapon

    上個世紀60年代以來，以疲勞、壽命為主要失效模式的機械強度可靠性、結構體系可靠性研究得到了很大發展，並迅速應用於工程機械、航空航天、電器設備、橋梁、船舶、土木工程等。隨著空間技術的發展以及機械的高速精密化、自動化發展，人們逐漸認識到以機構動作參數的準確可靠為主要指標的可靠性問題日益突出，因為在很多機械上機構的故障多於結構的故障，尤其是在航空航天及武器操縱系統方面。由於這些機構的運轉特性，振動可靠性的研究亦佔有突出的位置。
  5. The coordinate transformation technology is adopted to compensate real time attitude angles of the swinging ship on the azimuth and pitching axis of tracking equipment in order to stabilize los and improve precision

    故採用坐標變換技術，在跟蹤設備的方位和俯仰軸上對船搖姿態角進行實時補償，達到視軸穩定、提高精度的目的。
  6. Except for research on the unsteady flow at lower lock approach in siyang, jiangsu province by physical model, a two - dimensional numerical model is developed to explore the alternate research method in this paper. through studying the project using physical model and numerical model simultaneously, the governing equations, numerical algorithm and the computation accuracy of the numerical model are analyzed. comparison between computed results and experimental data gives that computed results is well agree with measured data under several water level cases, which indicates that the numerical model is valid and reliable

    通過數學模型和物理模型的同步研究，對數學模型的控制方程、數值計算方法以及數值模擬的精度與物理模型試驗進行了比較分析，同實測資料驗證的結果表明：該數學模型與物理模型一樣在不同的水位組合，不同的運行工況條件下都能正確地模擬下游引航道非恆定流的實際水力情況，模型計算結果與實測資料十分吻合，說明建立的數學模型是合理的，結果是可靠的，可以利用該數學模型進行船閘下游引航道非恆定流特性的研究。
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