慣性積 的英文怎麼說

中文拼音 [guànxìng]
慣性積 英文
product of inertia
  • : Ⅰ動詞1 (習以為常 積久成性; 習慣) be used to; be in the habit of 2 (縱容; 放任) spoil; indulge...
  • : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
  • : Ⅰ動詞(積累) amass; store up; accumulate Ⅱ形容詞(長時間積累下來的) long standing; long pending...
  • 慣性 : [力學] inertia; inertance; sluggishness; the force of inertia
  1. Analysing the reasons of floating for objects in the reference system of non - inertia, the paper discusses the relationship between the depth and time, as well as the floating object and its acceleration, these relationships will provide convinient to explain some questions of the hydrostatics

    摘要通過分析浮體在非參考系中浮沉的原因,探討浮沉的深度與時間的關系、浮沉體與加速度的關系,這些關系將給解釋一些流體靜力學問題帶來方便。
  2. The equations of motion governing the axisymmetric elastic deformation of finite orthotropic cylindrical shells, involving the effect of transverse shear and rotational inertia, are derived. by applying the reverberation method, the displacement and the resultant forces of the shell in the phase space are expressed. then the transient waves in the finite orthotropic cylindrical shell subjected to the axisymmetric impact are obtained by using inverse laplace transforms. furthermore, the transient solutions are decomposed to the generalized ray integrals and computed numerically

    分析了計及剪切變形和轉動的有限長正交異圓柱殼中彈瞬態波的傳播問題,採用回傳矩陣法,在相空間中給出了位移和內力的表達式。再利用laplace逆變換,得到正交異圓柱殼受軸對稱沖擊作用時彈瞬態波解,然後將其分解為若干廣義射線分之和,並用數值方法求解之。
  3. In this paper, the main research works are as follows : 1 ) survey and analysis previous work in auv navigation and summarize : as the cumulate error, the dead - reckoning and inertial navigation systems ca n ' t be used without other modified system ; the acoustic navigation system is used only in small range, and is very expensive. 2 ) two important approaches in geophysical navigation techniques are summarized, one is terrain contour based navigation, this approach is investigated keystone today ; the other is image based navigation, due to no perfect image sensors and image seabed map, this approach has seldom been practised. 3 ) two important terrain contour based navigation algorithms has been applied to auv, one is match algorithm - based terrain contour match ( tercom ) ; the other is kalman filter - based sandia inertia terrain - aided navigation ( sitan )

    主要研究內容包括:一、總結分析了當前水下導航的常用方法和不足之處,指出基於航位推算的導航方法,存在著最大的問題就是導航誤差的累問題,如果沒有修正系統,這種方法很難滿足使用要求;其次指出基於聲學的導航方法,造價昂貴,導航范圍有限,難以滿足自主水下航行器大范圍導航的需求;二、總結了當前水下地形輔助導航的主要技術路線,一是基於地形高程的匹配方法,這是當前研究的重點;二是基於地形圖像的匹配方法,由於缺乏良好的圖像傳感器,和可用的海底圖像地圖,目前這種方法還有待研究發展;三、將兩種地形高程匹配的常用方法應用到自主水下航行器上:以相關演算法為前提的地形輪廓匹配( tercom )方法和以卡爾曼濾波為基礎的桑迪亞地形輔助導航( sitan )方法,前者演算法簡單可靠,但是導航精度不高,後者雖然精度比較高,但存在著演算法較為復雜、有可能發散和出現奇異值等問題。
  4. The content of this thesis comes from the fujian natural science found following research task 。 it studies on a space cantilever single beam attached to a moving support 。 inertia forces which are brought by the support ' s movement , are acceded to the equivalent initiative forces and the equivalent initiative moments 。 when we consider the relation of the forces and deformation , we change the method of material mechanical analysis to the elastic mechanical analysis 。 further more , we discusses the feasibility of the method which uses the multi - rigid - body discrete model to simulate the dynamic characteristic of a elastic body 。 first , the finite segment method is adopted to establish the models of the beam 。 based on kane ' s equations , dynamic math - model for the beam are derived 。 and by use of c - language and runge - kutta procedure , the computer - oriented procedure can give the whole responses of the beam 。 second , with compare to the numerical examples , the method which uses the multi - rigid - body discrete model to simulate the dynamic characteristic of a elastic body which is under the condition of movement is verified to be feasible 。

    本論文為福建省自然科學基金后續研究課題,以已知支撐運動的單個空間懸臂梁為對象,在等效主動力與等效主動力矩中加入支撐轉動引起的力,並在考慮力與變形關系時,用更一般的彈力學分析代替材料力學分析,進一步研究用多剛體離散模型來模擬其動力學特的可行。首先,用有限段建立機械臂的多剛體離散模型,用kane動力學方法建立其動力學方程。並用c語言編制演算法程序,採用了四階runge - kutta分程序求解微分方程組,給出構件的全部動態歷程。
  5. We first calculate the velocity potential between two adjacent time - steps and obtain the inertia force and added mass through integration

    本文通過直接求解船在變速運動時兩個相鄰時刻的速度勢,進而分得到附加力及附加質量。
  6. By comparing with the present mechanism designed for the elimination of inertia force, this kind of mechanism is smaller in volume, lighter in weight and possessing good result in eliminating vibration

    與現有的為消除力而設計的機構相比,這種機構的體小、質量輕,消振效果較好。
  7. Theory of getting inertial angular position from linear accelerometer measurements with double integration algorithm is analyzed

    分析了使用線加速度計測量角加速度,通過二次分演算法得到姿態角的原理。
  8. Its unique entirely - solid state, simple configuration, wide dynamic range, short starting time, high antibounce ability, low - cost, small - cubage, light - weight, low - power waste make it not only compatible for the civil industry field but more for martial application. for the advantage as above, the optic gyro is very potential to the strap - down inertia navigation system

    它代表了儀表與元件發展的一個新方向,與傳統的機械陀螺相比其獨有光學陀螺儀的全固態、結構簡單、動態范圍寬、起動時間短、剛沖擊能力強、成本低、體小、重量輕、功耗低,使其不僅適合於民用工業領域,而且更適合於車輛、各種軍事上的應用。
  9. As the cumulate error, inertial navigation system ca n ' t provide perfect position and navigation for the autonomous underwater vehicles ( auv ) in unstructured, complex and instable ocean in a long time. the application of terrain - aided navigation techniques to the updating of an inertia navigation system has been investigated

    導航系統是實現水下導航的一種重要方法,但導航存在累計誤差,為了修正導航的累誤差,提高導航精度,本文將飛機、導彈等所使用的地形輔助導航系統,應用到水下航行器上,成功地滿足了自主水下航行器的導航需求。
  10. Exhaust carrying sulfur oxides and powders enter the venturi scrubber to interact with the recovery solvent. when passing through the neck, the section surface constricts and the

    含硫氧化物及粉塵廢氣自頂部進入文氏洗滌塔和洗滌液接觸流經喉部,由於截面縮小,高速氣體將洗滌液噴成霧狀,而達到沖擊去除粒狀物的目的。
  11. Borrowing the traditional two - speed approach originally developed in conventional attitude integration, we design one new numerical integration algorithm to solve the three kinematic equations. the new navigation algorithm based on dual quaternion is thus constituted

    借鑒成熟的姿態四元數分的雙速演算法結構,設計了一個數值分演算法求解以上三個運動學方程,構建了基於對偶四元數的捷聯導航演算法。
  12. A quartz tuning fork gyro uses a double - ended tuning fork to sense the angle rate. it is widely applied in low precision inertia measure field, because of its tiny bulk, low power consumption and high reliability

    音叉式石英微陀螺是一種以雙端音叉作為角速度敏感元件的振動式微機械陀螺,它具有體小、功耗低、可靠高等優點,在低精度測量領域中有廣泛的應用。
  13. Matrices, vector and vector calculus, newtonian mechanics - single particle, oscillations, nonlinear oscillations and chaos, gravitation, some methods in the calculus of variations, hamilton ' s principles lagrangian and hamiltonian dynamics, central - force motion, dynamics of a system of particles, motion in a noninertia reference frame, dynamics of rigid body

    矩陣和向量的計算、單一質點的牛頓力學、線與非線的振動運動、重力、微分上的變分法介紹、哈密頓原理、拉氏及哈氏力學、連心力下的運動、質點系的運動力學、在非座標中的運動、剛體的運動。
  14. The results show that there are two centers of occurrence of llsw respectively in dong bei and jiang nan ; the regional torrential rain over the yangtze river basin is closely associated with llsw during the major periods of heavy rainfall ; the diurnal variation of the number of occurrence in the middle and low reaches of the yangtze river is the strongest in china there are some significant differences between llj and nallsw in positive season, spatial variation, diurnal variation and field of pressure. by the way, the important effect of inertial stability on heavy rainfall with both low level south - westerly jet and high level northerly strong flow is analyzed theoretically. the results show that the existence of the maximum of inertial stability in the left font of the low level jet is favor of the accumulation of the moist thermal energy, and conditional symmetric instability or convective instability can be expected in this region

    另外,穩定的作用以往不受重視,本文通過對西南低空急流左前方和高空偏北大風軸右後方的穩定和對稱穩定的理論分析和實例計算,表明穩定在伴有高低空急流的暴雨中有重要意義,揭示了梅雨暴雨的一種新的高低空急流耦合機制:低空急流左前方穩定度大值區的存在,有利於低層濕熱能量的累,使低層傾斜對流的不穩定發展更多期望于條件對稱不穩定或對流不穩定;高空偏北大風軸(西風急流)的存在,是其右後方(右側)出現對稱不穩定的有利條件,高空相對容易出現干對稱不穩定;穩定的作用,使低層的傾斜對流更偏向於垂直方向,有利於對流發展,使高層的傾斜對流更偏向於水平方向,有利於高層輻散。
  15. In recent years, cooking fume pollution is given to more and more attention. in this paper, the main pollutant compositions of cooking fume were analyzed, and some harm of cooking fume to human were introduced. five kinds of treatment technology, inertia separation, filtration separation, soak removal, electrostatics sediment and complex technology, were introduced and compared. some applied examples were also indicated

    分析了油煙中的主要污染物成分,介紹了油煙對人體健康的幾種危害,並對現有的五種處理技術:分離、過濾分離、洗滌去除、靜電沉、復合技術進行了詳盡的分析比較,列舉了一些應用實例。
  16. Just as linear momentum is the product of mass and velocity, so the angular momentum of a body is defined as the product of its moment of inertia and its angular velocity

    正如線動量是質量和速度乘一樣,物體角動量也定義為其矩和角速度的乘
  17. This work is useful to the design and analysis of the new ejection mechanism, especially the new cylinder. finally, we gave some clue for further research basing on the summary of this paper

    最後分別分析了不同負載mw 、不同行程s 、不同有效面ae對作動筒動特的影響,為設計新的導彈彈射裝置特別是氣壓作動筒提供了理論依據。
  18. But the traditional custom is so rootedness that it deserves considering. the positive or passive influence impression that it gives to the modern society is very obvious

    但傳統的卻是如此至巨且深,頗值得思考,它對現代極或消極的影響印痕仍是非常明顯。
  19. There were fan - delta, turbidite - fan, shallow - lake, shore - marsh, semideep - lake and volcano - debris facies. in the area of the well ou39 and ou44, fan - deltas developed both in the middle and the top strata of the third member of the shahejie formation. the former lies in the north area of the well ou39, belonging to the steep - slope style which was controled by inertia factor

    在歐39 、歐44井區,沙三中和沙三上均發育扇三角洲沉,前者具以因素控制的陡坡型為特點,分佈范圍相對較小,位於歐39井以北的地區;而後者以摩擦因素控制的緩坡型為特色,分佈范圍廣;而沙三下在該區則發育了一套濁扇體,這一規律正好體現了構造演化特點對沉充填型式及相展布的控製作用。
  20. Much work has been done in this paper : ( 1 ) have analyze the principle of fiber optic gyro ( fog ) and strap - down inertial system, and investigate the typical arithmetic of the attitude matrix. ( 2 ) have settled a set of platform to do experiment, have programmed the data logging and processing software, have done experiment to analyze the properties of applying the fog inertial system in the measurement

    本文從該方法的原理、實驗設計和分析探討等方面詳細闡述了用捷聯式光纖陀螺系統測量三維物體形變的新方法,提出了適用於工程測量的解算姿態矩陣方法,總結了減小測量誤差的幾個方面,根據工程實際對測量系統要求提出了改進意見,對實際的工程測量應用起到了極的作用。
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