距離加速度 的英文怎麼說
中文拼音 [jùlíjiāsùdù]
距離加速度
英文
range acceleration- 距 : Ⅰ名詞1 (距離) distance 2 (雄雞、雉等的腿的後面突出像腳趾的部分) spur (of a cock etc )Ⅱ動詞...
- 離 : Ⅰ動詞1 (離開) leave; part from; be away from; separate 2 (背離) go against 3 (缺少) dispens...
- 速 : Ⅰ形容詞(迅速; 快) fast; rapid; quick; speedy Ⅱ名詞1 (速度) speed; velocity 2 (姓氏) a surna...
- 度 : 度動詞[書面語] (推測; 估計) surmise; estimate
- 距離 : 1 (相隔的長度) distance; range; gap; space; spacing; separation 2 (相距) be apart from; be aw...
-
Orbital velocities in spiral galaxies, instead of declining with increasing distance from the galactic center, flatten out to a constant value, as predicted by mond
螺旋星系中的軌道速度並不會隨著離開星系中心的距離增加而不停降低,它會平緩下來成為一固定值。On the newtonian theory, for instance, acceleration varies with distance, but distance also varies with acceleration.
例如根據牛頓的理論,加速度隨著距離的不同而變化,但距離也隨著加速度之不同而變化。The records we used are mainly from three parts : strong ground motion data before 1992 ' s ; data from scec ( south california earthquake catalog ) ; nsmp ( national strong motion project ). after we developed the attenuation laws, we analysis the attenuation characteristics for the pga and sa with different damping ratio. here we mainly concentrate on the effect of the distance and the magnitude
在回歸出中小地震的衰減關系后,本文對峰值加速度(水平向與垂向) 、加速度反應譜(阻尼比分別為0 . 005 、 0 . 02 、 0 . 05 、 0 . 1 、 0 . 2 )的衰減特性進行了分析,影響因素主要考慮了震級與距離這兩個方面。Computer calculation : taking ellipse as an example and taking matlab as an empolder environment, the maximal driving force ( torque ) and each joint variable, variable ' s accelerations, coordinate values of exercise point in workpiece coordinate frame and the distance of this point from base coordinate frame can all be calculated. finally each joint variable in finishing work are calculated
計算機求值:以橢球為例,以matlab語言為開發環境進行動力學求值,計算得到各關節處應施加的最大驅動力(力矩)及該值下的各關節變量、變量加速度、加工點在工件坐標系中的坐標及加工點距基坐標系原點的距離等值。This paper, based on the theory of marketing and the theory of enterprise strategy, aiming at the characteristics of guangdong provincial market of passengers transportation, systematically analyzes the opportunities and threatens, superiorities and weaknesses that guangzhou rail ( group ) co. will face in guangdong districts during its management and distribution of passenger market, and classifies and settles the position of objective market of guangzhou passengers transportation by rail, and further suggests the strategy of management and distribution of market of guangzhou passengers transportation by rail, including strategies of production, of price, of distribution and of promotion and etc. at the ending part of this paper, the writer summarizes the strategy that guangzhou rail passengers transportation should take in guangdong province
以此為基礎,對廣東客運市場進行了市場細分,明確了廣鐵集團客運的目標市場是: ( 1 )充分發揮中長距離優勢,進一步開拓、鞏固和完善中長途客運主體市場,以運距800公里? ? 1500公里的夕發朝至、朝發夕至列車為客運名牌產品,鞏固直通客流市場,並努力開發高檔次的客運精品市場; ( 2 )以珠江三角洲主要城市向外輻射300公里左右的短途客運市場為重點,以快速城際列車和「公交化」列車為「拳頭」產品,吸引短途客流; ( 3 )適應人們對度假休閑需求日益增加的需要,大力開發旅遊列車、假日列車等新興的特色客運產品。Improvements in performance include reductions in specific fuel consumption ( 4 % ), take - off distance ( 10 - 20 % ), minimum speed ( 100 kias ), time to climb and increase in specific excess power, sustained load factor and sustained turn rate ( 15 % )
性能改進方面包括減少4 %的耗油率,縮短10到20 %的起飛距離,減少最低速度大約一百指示空速節,縮短爬升時間和增加單位剩餘功率,提升15 %的持續回轉率與持續負載系數。The safe distance of dynamic compaction to the exiting structures was determined according to the measurements of vibrating speed, vibrating acceleration, foundation displacement and deformation of structures
通過振動速度、振動加速度、地基位移、建築物的變形等項目的監測來確定強夯的安全距離。Construction measures for accelerating excavation of long and small tunnel
加快長距離小斷面隧洞掘進速度的施工措施In case of dropping, the pulling of safety rope is obviously faster, therefore the inside automatic lock system will immediately lock up the rope, the length of the rope pulled out won t exceed 0. 2 meters, the impact won t exceed 2940n, which hurts little to worker
在器內機構作用下,處半緊張狀態,使操作人員無牽掛感。萬一失足墜落,安全繩拉出速度明顯加快,器內鎖止系統即自動鎖止。使安全繩拉出距離不超過0The findings show that there exists overlap between macroscale convergence and warm advection if the degree of clock - wise turn dosen " t keep constant on both sides of zero doppler velocity contour about the near range of the observational site. the overlap produces vertical vapor transport and upward convergence movement favorable for formation and continuation of rain gush
結果表明:零速度帶在測站近距離兩側的彎曲程度不一致是暖平流與大尺度輻合運動的迭加所造成,這一結構為暴雨產生和維持提供了有利的水汽垂直輸送和輻合上升運動。The information of skeleton is also used to deal with branching problem. experiments show that the proposed algorithm can retrieve cases with complex contours. the technique of surface reconstruction using distance field is explored in chapter 4
對于離散距離場的計算,我們提出用輪廓線擴散的方法來進行加速,和最小歐幾里得距離方法比較,該方法具有速度快的優點,其時間復雜度為o加。A group of calculated results is obtained when the train goes ahead a distance steps. thus, the results in a period are obtained. in addition, the local stress analysis and the shape optimization of locking hooks are done
對于每種載荷情況計算都按照準靜態問題進行分析,不考慮結構的加速度,只考慮載荷作用點(火車車輪)的變化,列車每前進一段距離計算一個受力工況,得到一組數據,得到了一個周期的計算結果。Recording traveling data in 1 second interval - recording data includes : maximum speed, average speed, traveling distance, harsh brake and harsh acceleration
-可紀錄行車距離公里,平均速度,每段最高速度,行車時間,重殺車或突然加速,每段開車或行車紀錄Based on the resolving algorithm of continuous - layer method, the time order analyzing curves, acceleration curves and the response spectra of transfer function at the different points of the ground and at the same point on the different ground conditions are gained. it demonstrates that the responses of ground in x, y and z axial directions all change by time, and the obvious wave propagation appears in ground. for different observing points on the same ground condition, at more distant points from the load line, the less swings are found, that is to say, vibration possesses the obvious characteristic of attenuation
基於分層法的解析演算法,得到了在不同點以及在同一點但不同地質條件下的時程分析曲線、加速度變化曲線和傳遞函數反應譜,結果表明,地基土在x 、 y 、 z三個方向的響應都是隨時間變化的,並且伴隨有明顯的波動現象產生;對于相同地質條件的不同觀察點,距離荷載作用線越遠的地方振幅越小,即振動具有明顯的衰減性。This formula combines two basic laws : newton ' s law of gravity ( which relates the force of gravity between bodies to the bodies ' masses and separation ) and newton ' s second law ( which relates force to acceleration )
這個公式結合了兩項基本定律:萬有引力定律(即兩物體間的重力是和物體的質量與距離有關)以及牛頓第二運動定律(力和加速度的關系) 。With the development of science and technology, not only the flight velocity of flying objects becomes higher, but also the flight distance increases rapidly
隨著科學技術的發展,高速遠程飛行物體的尺寸變化范圍增大,速度越來越快,飛行距離大幅度增加,要求遠距離飛行后命中目標的精確度越來越高。The pulse system utilizes quick infrared energy bursts that pierce the darkness further to increase distance, visibility and image quality
脈沖系統利用快速紅外能量爆發皮爾斯黑暗進一步增加距離,能見度和圖像質量。With the input of a vibration acceleration history of subway train, a full dynamic analysis of soil - pile - structure is carried out. the propagation of vibration wave on the ground and vibration responses of the huge platform and the storied buildings are analyzed. some conclusions are drawn as follows : ( 1 ) with the increase of the distance to the vibration source, vibration intensity of the ground decreases ; ( 2 ) the vibration intensity of the ground in vertical direction is slightly larger than that in horizontal direction ; ( 3 ) with the increase of the distance to the vibration source, the situation that the vibration intensity of each building in horizontal direction is maximum at highest and lowest story whereas minimum at the middle story changes gradually to that decreasing with the height of building ; ( 4 ) in vertical direction, the vibration velocities and accelerations at the end points of each story of a building are the nominal identical, which indicates that the vertical vibration of them is unanimous ; ( 5 ) the vibration intensity in vertical direction of a building is larger than that in horizontal direction ; ( 6 ) increasing of the elasticity of track is an effective way to abate vibration of ground and buildings
本文以北京地鐵八王墳車輛段地上超大結構(車輛段大平臺及其上的小區樓房)及其地基基礎為研究對象,在研究和分析有關資料的基礎上,用快速拉格朗日有限差分法軟體flac建立了二維數值分析模型,並以列車振動加速度時程作為模型輸入,進行了地基?樁基礎?地上結構的整體動力學分析,分析了地鐵列車運行產生的振動在地面的傳播規律及其對地上結構的影響,得到了如下結論: ( 1 )隨著與地鐵線路距離的增大,地面的振動強度有減小的趨勢; ( 2 )地面豎直方向的振動強度較之水平方向的略大; ( 3 )隨著與振源距離的增大,在水平方向上,地上各幢樓房的振動強度由底層和頂層的最大、中間層的最小逐漸過渡到沿樓層增高而減小; ( 4 )在豎直方向上,每幢樓各層端點的振動速度、加速度完全相同,表明樓房各層在豎直方向上的運動狀態一致; ( 5 )各幢樓房豎直方向的振動強度比水平方向的大; ( 6 )增加軌道彈性是減輕地面和地上建築振動的有效途徑。In this paper we proposed a ev model of energy hybridization with high energy and high power for great acceleration and long ranges and improve the whole system properties
為了獲得大加速度和長距離,同時改善整車性能,本文提出了一種高能量密度和高功率密度的混合能源的純電動汽車模型。It reveals that, for a target with constant acceleration, the return signal in doppler domain, which is obtained by range fft of intermediate frequency return signal of othr, can be approximated as a lfm signal, whose fm rate is related to acceleration
機動目標回波分析結果表明:對于勻加速模型而言,高頻地波雷達的中頻回波信號經過距離維fft處理后在多普勒域可以近似為一個線性調頻信號,其調頻率與加速度有關。分享友人