位置向量 的英文怎麼說

中文拼音 [wèizhìxiàngliáng]
位置向量 英文
position vector
  • : 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...
  • : 動詞1. (擱; 放) place; put; lay 2. (設立; 布置) set up; establish; arrange; fix up 3. (購置) buy; purchase
  • : 量動1. (度量) measure 2. (估量) estimate; size up
  1. Projection algorithm is presented as follows : first, characterize the reference image and the float image and turn into binary images ; then, project the binary images onto the abscissa and y - axis and get the projection vectors ; last, according to the elements of the vectors, the rotation and translation parameters were calculated separately

    投影法通過二值化參考圖象和浮動圖象,沿x軸、 y軸投影得到投影,然後根據投影元素的大小和,分別檢測圖象間旋轉、平移運動的大小。
  2. Ii ) energies of the sputtered atoms vary mainly from several to several teens ev, with few atoms " energy relatively high ; the emitting positions of the sputtered atoms are close to the corresponding incident ions ( in the order of angstrom ) ; the sputtered atoms are emitted mainly normally, and few are slantways ; energy and angular distributions of sputtered atoms are influenced by the energies and incident directions of incident ions, but the angular distributions are not influenced by the incident energy very greatly

    Ii )濺射原子的能一般集中在幾個到十幾個電子伏特的范圍內,在高能區域也有所分佈,但數很少;濺射原子的出射就在離子入射的附近(埃數級) ;濺射原子的角度在垂直方和斜射方都有所分佈,但以垂直出射為主;濺射原子的能、角度分佈受到了入射離子能、角度的影響,但入射離子能對濺射原子的出射角影響不大。
  3. Besides, the paper presents a simple but useful method of isoline labeling, azimuth angle judgement algorithm

    在等值線標注部分,採用簡單實用的判斷法,確定標注的
  4. E ) with the help of pecvd, we found that high substrate temperature is advantage to the basal plane orientation. higher temperature helps the particles absorbed on the substrate moved to the location of two - dimension nucleation rapidly

    E )高溫有利於基面平行於襯底的取,在高的生長溫度下吸附於襯底表面的沉積粒子能夠迅速遷移到二維核的,並使粒子有足夠能調整
  5. Because of huge data quantum and high demand of channel bit error rate for video transmission, and fallibility, time variability and limited band of wires channel, wireless video system is faced with lots of problems

    由於視頻業務的數據大、對誤比特率要求高,無線通道又具有易錯、時變和帶限的特點,因此通道的誤比特率要比有線環境大得多,且隨著基站和終端、方的改變而變化很大。
  6. This thesis described fuel management system theory and system reliability design to set forth system fuel management general design thought. many technical details are discussed in the thesis such as : fuel quantity measurement, fuel mass character calculation, fuel density measurement, the accuracy of fuel quantity measurement, the optimum location of fuel gauge probes in the fuel tank. the author brings forward a new method which is based on the software of catia to calculate fuel mass character

    本文對燃油管理系統的工作原理和可靠性設計等問題進行研究,以明晰燃油管理系統的總體設計思路;並對數字式燃油、燃油質特性計算、燃油密度測、提高燃油精度的措施、油箱油傳感器安裝優化等具體技術展開研究;提出了一種基於catia軟體的燃油質特性計算方法;論文最後探討了燃油管理系統的未來發展方
  7. After analysing several kinds of light - weighting structures through ansys, hexagonal speculum structure is confirmed. in the aspect of the controling of speculum, the paper adopts the brushless dc motor which is partial assembled to drive the point speculum and the inductosyn as angle measuring component is selected, the ad2s80a the system is used to get directly angle and angular velocity. double closed - loop speed and position control is designed, as the pid control is the well - developed algorithm, which can achieve stable rotation and precise position control

    在指反射鏡的擺動控制方面,採用低速性能好的分裝式直流力矩電機作為指反射鏡的驅動電機,並採用感應同步器作為角度測元件,運用軸角轉換器ad2s80a進行角度和速度的輸出,採用技術成熟的pid控制方案,進行速度和雙閉環控制,以實現指反射鏡轉動速度的平穩性和的精確性。
  8. The positions of feeding and oviposition were shifted gradually from the bottom to upper of leaf sheath, and then to leaf blade with the reduction of nitrogen content in host plants

    隨著稻株含氮的下降褐飛虱取食和產卵的從葉鞘底部逐漸上部轉移,直至葉片中脈。
  9. Sometimes the stability is stated in terms of the added rearward travel possible without instability.

    有時,穩定性是用重心從正常的後部後移動,但仍然保持穩定狀態的附加移動來判斷的。
  10. By comparing the results with relative experiment data, it is shown that rng k - is more exactly than the other turbulent model. 2 ) the influences of axial inflow position, radial outflow size, rotating reynold number, non - dimensional mass flowrate and axial inflow angle on the flow and heat transfer characteristics were numerically investigated for a typical rotator - stator cavity with axial inflow, radial inflow and radial outflow. the correlations for average nusselt number vs rotating reynold number or non - dimensional mass flowrate were established

    ( 2 )針對一典型的徑、軸進氣,徑出氣的轉-靜盤腔結構,系統研究軸進氣、徑出口大小、旋轉雷諾數、無綱質和軸垂直預旋進氣等對盤腔內流動和換熱的影響,整理出轉-靜盤腔內轉盤平均努謝爾數與旋轉雷諾數無綱質之間的準則關聯式。
  11. Value, and the current density and intensity versus the substorm phases. moreover, the characteristics of substorm current wedge are given special attention. it is found that the density and intensity of facs reach their peak during the expansion phase, the onset of the expansion phase is triggered when imf is changed to southward from northward or the southward imf decreases, and the positions of onset are most likely to be at the edge of plasma sheet near the earth

    值分佈以及場電流強度和密度隨亞暴相的變化,並著重分析了亞暴電流楔的特徵。結果表明,亞暴膨脹相的場電流強度和密度都達到極大值亞暴的膨脹相是由行星際磁場轉或南變小觸發的,其起始很可能於近地等離子體片內邊緣。
  12. The minimum amount of oil is reached when marker dot a is brought close to needle bar crank 3 by turning the adjust pin in direction b

    調詳銷刻點a從圖的b方轉動,轉動到接近針桿曲軸3時,油最小。
  13. The maximum amount of oil is reached when marker dot a is brought to the position just opposite from the needle bar crank 3 by turning the adjust pin in direction c

    從圖上所示的c方轉動,當轉到與針桿曲軸3的正對面的時,油為最大。
  14. According to the theory of light transmission, we derived the expression of rotation angle as a function of the dielectric constant conductivity of er fluid, and ( the angle between the electric vector of linearly polarized light and electric field ) from maxwell ' s equations and fresnel reflection, on the condition of several appropriate approximations and assumptions

    進而導出了非均相結構電流變液在外電場與光場交互作用下旋光角與(入射線偏振光振動方與外加電場方間夾角)及參數(為外加電場e 、分散顆粒介電常數、體積分數、絕緣油介電常數、( ? )等的函數)的西北工業大學應用物理系碩士學論文摘要理論表達式。
  15. The research on autonomous navigation and orbital keeping technology of geosynchronous satellites : selecting position vector in the inertia space and longitude, latitude, radial errors in the hill equation as state variables, the precision of orbit determination caused by track dynamic model error, sampling period, and sensor measurement and install error is analyzed

    同步衛星自主導航與軌道保持技術研究:分別選取慣性空間和採用hill方程表示的經、緯、徑誤差作為狀態,分析軌道動力學模型誤差、采樣周期以及敏感器測、安裝等誤差對定軌精度的影響。
  16. Measurement of the center of gravity in plumb direction for a self - propellant gun

    自行火炮鉛垂方重心
  17. The main work completed in the paper is listed as following : 1. image function acquisition -, 2. read bmp files by dib format ; 3. drawing gray scale histogram ; 4. choose a optimum threshold and make gray image become binary image -, s. find image ' s contour points by making inner points become empty and apply template matching on the contour points ; 6. transform the object ' s beginning points ( pixel point ) to the ones in the image coordinate and the positions of in the corresponding three dimensions ; 7. compute the position vector and the normal vector of the object

    選擇一個最佳闋值,把灰度圖像進行二值化處理; 5用掏空內部點法,找到圖像的輪廓點,然後在輪廓點上進行模板匹配; 6把輸出的目標物開始點(像素點)轉化成圖像坐標系中的點和對應的三維空間的坐標; 7計算目標物的和法,根據機器人抓取面的法,找到機器人要抓取的平面; 8
  18. Order numbers for vehicles to freight were got by particle position vector, single vehicle route was got by aco, and then evaluated and filtered particales according to optimal vehicle routes, circulated until terminate qualification

    由粒子群演算法的粒子位置向量得到每輛車所需運送的訂單號,用蟻群演算法優化單車路徑,根據優化的總路徑評價和篩選粒子,直到滿足終止條件。
  19. Writes the specified number of bytes from the specified offset in the specified array to the current stream, and advances the current position within the stream by the number of bytes written

    從指定數組中的指定偏移將指定的元組數寫入當前流,並將流中的當前前移動所寫的元組數。
  20. First, it ’ s necessary to analyze the position inverse solution and positional solution. because of the nonuniqueness in the positional solution, it ’ s not easy to test the performance of the coordinated control system. so the model of nn was built to convert the vector of the length of 6 jars into the vector of the position of the motion deck

    針對運動平臺姿態正解的解析解非唯一性,本文建立神經網路轉換模型將運動模擬器的桿長轉換為位置向量,結合現有實驗條件,本文訓練了針對縱空間的轉換模型,能夠快速、準確地完成桿長位置向量的轉換。
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