數值距離 的英文怎麼說

中文拼音 [shǔzhí]
數值距離 英文
numerical distance
  • : 數副詞(屢次) frequently; repeatedly
  • : 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...
  • : Ⅰ動詞1 (離開) leave; part from; be away from; separate 2 (背離) go against 3 (缺少) dispens...
  • 數值 : numerical value; numerial number; figure; magnitude; value數值表 numerical tabular; 數值天氣預報 ...
  • 距離 : 1 (相隔的長度) distance; range; gap; space; spacing; separation 2 (相距) be apart from; be aw...
  1. Two stars have the same absolute magnitude. one is thousand times farther away than the other. what is the difference in apparent magnitudes ? which magnitude larger

    兩顆星具有相同的絕對星等,其中的一顆比另一顆遠1000倍,它們的目視星等有何不同?哪一個的星等大?
  2. By using the processing method of sliding time window, the problem of the periodicity range ambiguity is solved. meanwhile, the problem of range ambiguity which is produced because the range of target is biger than the maximum range of radar is also solved by using this method. then, the pulse width parameter which is the most important in the parameters of fmicw is analyzed. the stricter restrict is given to ensure the range spectrum has only one beat frequency after signal processing. at last this thesis introduces the different signal processing methods of fmpcw and fmicw

    同時利用該方法解決了fmpcw信號的由於目標超過雷達的最大單范圍而引起的模糊問題。然後對fmicw波形參中最為重要的脈沖寬度進行了分析,給出了更為嚴格的約束條件,保證了信號處理后譜峰的唯一性。最後,分別介紹了fmpcw和fmicw信號的不同處理方式,並對兩者不同的時域濾波性能進行了比較,並對二者的差異進行了分析。
  3. Brings forward the basic network cell model of symmetrical blast vault and asymmetric blast vault. then studies and analyses airflow in vault of main voltage switchyard hall of xiluodu hydropower station which is far cry and large numbers of airflow conflux, brings forward concept of “ virtual embranchment ” and corresponding basic network cell model, regresses calculate expressions of flux uniformity coefficient and impedance of “ virtual embranchment ” of vault of main voltage switchyard hall of xiluodu hydropower station

    而後又採用cfd模擬的方法對溪洛渡水電站主變洞排風拱頂這種多股氣流匯流的長通道內的氣流流動進行了分析,提出了「虛擬分支」的概念和相應的網路基元模型,並回歸得到了溪洛渡水電站主變洞排風拱頂各個排風「虛擬分支」風量均勻系以及阻抗的計算公式。
  4. Resampling is that every image element in the screen gives off one ray according to the planned observing orientation. this ray penetrates 3d data sets, and to chooses k sampling dots of equidistance along with it, and does three linear insert values according to color and opacity values of eight data dots that mostly close to certain sampling dot, then evaluate the opacity value and color value of it

    重采樣,是從屏幕上的每一個象素根據設定的觀察方向發出一條射線,這條射線穿過三維據場,沿著這條射線選擇k個等的采樣點,並由某一采樣點最近的8個據點的顏色和不透明度做三次線性插,求出該采樣點的不透明度及顏色
  5. Using ansys as analysis tool, and the influence of river water fluctuating on geoelectric observation data in different distance from riverway to geoelectric monitoring observe station is numerically simulated, and the relationship between error of observation data and distance from riverway to the stations is summarized

    摘要利用ansys作為分析平臺模擬了觀測系統河道不同情況下,由河水漲落引起的淺層局部電性非均勻性對地電觀測據的影響,總結了觀測系統河道遠近與觀測據誤差大小的關系。
  6. For the measured value of the hubble constant, this distance is about 14 billion light - years

    由量測到的哈伯常來推斷,這個大約是140億光年遠。
  7. The optical near - field distribution and propagation properties of solid immersion lens system are analyzed in detail when illuminated by linearly polarized focusing gauss beam. the change of the optical intensity and beam dimension at the bottom of solid immersion lens with different refractive index and different distance are discussed. the simulated results reveal that the higher the refractive index is, the stronger the optical intensity and the smaller the beam dimension at the bottom of the solid immersion lens will be

    編制了對固體浸沒透鏡近場超高密度光存儲系統進行模擬的二維時域有限差分程序,實現了對固體浸沒透鏡光存儲系統的模擬;著重研究了線偏振的高斯光束通過固體浸沒透鏡的光傳輸和近場光場分佈特性;分析了固體浸沒透鏡底面出射光強、光斑直徑隨固體浸沒透鏡折射率的變化、光透過固體浸沒透鏡后的強度、光斑直徑隨開固體浸沒透鏡底面的變化。
  8. 1 farin g. curves and surfaces for cagd - a pratical guide. 5th edition, morgan kaufmann publishers, 2002

    我們綜合利用廣義特徵向量擬合和,給出一種動態隱式曲線曲面重構的初指定方法。
  9. Based on the investigation and research, the paper gives a testing method, which measures the taking off and landing distance of airplanes with the laser locating system for airplanes trace. and by way of the field measuring on plateau airports, we have got the integrated modifying coefficients of three kinds of airplanestaking off and landing running distance such as h6. all of these provide scientific basis for the runway length design of the plateau airport

    在調研論證的基礎上,提出了利用《飛機起落航跡激光定位系統》測定飛機起飛著陸滑跑的測試方法,並通過高原機場實地測試,得出了三種飛機在高原機場上起飛著陸滑跑的綜合修正系,為高原機場跑道長度設計提供了可靠的理論依據。
  10. The numerical computation for the secular variable of the semi - major axis, solar distance at perihelion, orbital periods and longitude of perihelion has been made for fifteen meteor streams by using the solution of gylden - meshcherckii equations

    利用g - m型變質量天體軌道根變化方程的一階和二階解對15個流星群軌道半長軸、近日點、軌道周期和近日點經度因太陽質量損失造成的每世紀的長期改變效應做了計算,並得出計算結果。
  11. The asteroids are the most important small bodies in the solarsystem, and they mainly lies in the two locations - a main belt between the mars ' s orbit and the jupiter ' s and the near - earth space. the most feature of the orbits of near - earth asteroids ( neas ) is that the semi - major axes of the orbits are nearly equal to that of the earth or the perihelia distances are approximate to or even less than the mean distance between the sun and the earth, thus they could move into inside of the earth ' s orbit, so that they might close approach or even colliside with the earth ( or other planets, such as the venus, the mars, etc. ). the characteristic brings about some difficulties in the numerical research during their orbital evolution, which leads to the failure of the normalization technique in the general removal impact singularities of celestial mechanics methods and the symplectic algorithm which is successfully applied to the investigation in quality. by comparing the computation effects of several common numerical methods ( including symplectic algorithm ), and considering the nature of the movement of the small bodies, the corresponding treatments are provided here to improve the reliability of the computation

    小行星是太陽系最重要的一類小天體,主要分佈在兩個區域;火星和木星軌道之間的一條主帶和近地空間.近地小行星軌道的最大特點是其軌道半長徑與地球軌道半長徑相近,或近日接近甚至小於日地平均,其運動可深入到地球軌道的內部,這將導致該類小行星與地球(還有金星、火星等)十分靠近甚至發生碰撞.這一特徵給其軌道演化研究帶來一些困難,包括天體力學方法中一般消除碰撞奇點的正規化處理以及對定性研究十分成功的辛演算法都將在不同程度上失效.通過對幾種常用方法(包括辛演算法)計算效果的比較,根據小天體運動自身的特性,給出了相應處理措施,從而可提高計算結果的可靠性
  12. Management data, boston, usa, 1984, pp. 47 - 54. 3 beckmann n, kriegel h - p, schneider r, seeger b. the r - tree : an efficient and robust access method for points and rectangles. in proc

    對cdt索引來說,首先高維據點通過k平均聚類演算法得到若干類,然後分別計算該點對應的始點與質心,並且將這兩個通過線性組合得到該點的復合索引鍵
  13. Firstly, a method to calculate the beam blockage coefficients is suggested

    第一部分提出了計算波束阻擋系的平均庫填充法。
  14. The third chapter is the highlight of the text which focuses on the analysis of the classical colliding case at the " crossing situation ", calculating the distance between two vessels in the state of " involving risk of collision ", approaching a " close - quarters situation " and the " immediate danger situation " through the mathematical model, the thesis sums up the lessons and the prevention of the colliding accidents in every stage at the " crossing situation " by combining with the qualitative analysis, and puts forth a series of methods for avoiding collision aim at three different patterns at the " crossing situation "

    包括三個階段計算臨界學模型的建立。第三篇是本文的重點,主要對典型交叉相遇碰撞事故進行了分析。通過相應的學模型計算出兩船碰撞危險形成時機,緊迫局面與緊迫危險形成時的兩船,結合定性分析來總結每一交叉態勢碰撞事故的教訓與預防,並提出了一系列針對三種不同交叉態勢的不同避碰方法。
  15. The centre of the dark sector soliton evolution equation is derived by means of particle analytical method, equivalent form dark soliton ' s evolution equation in the photorefractive crystal, esceptialy between tow dark soliton ; the potential expression and it ' s numerically calculation is achieved, the conclusion is drawn : when the distance between two dark soliton = 0, its potential function has minimum, shows there is an stead soliton in the photorefractive maternal, and interaction between two dark soliton raches biggest ; when the distance between two dark soliton 5, its potential function is nearly equal zero, shows that the interaction between two lark soliton is very weak, nearly zero

    摘要本文從光折變晶體中能得出暗孤子所滿足的演化方程出發,用粒子分析力法得出了兩暗孤子相互作用時,其質心間的所滿足的演化方程,並得出了兩暗孤子相互作用勢函的表達式,得到其解,並得出如下結論:當兩暗孤子間= 0時,其相互作用勢函有最小,表示在光折變晶體中有穩定的暗孤子對,並且相互作用達到最大;當兩暗孤子5時,其相互作用勢函幾乎為零,表示兩暗孤子間相互作用很弱,幾乎為零。
  16. Parameter is the offset from the stack pointer to the high - order part of the value

    的高位部分堆棧指針的偏移量。
  17. Parameter is the offset from the stack pointer to the low - order part of the value, and the

    的低位部分堆棧指針的偏移量,
  18. Fahp was employed to define computer non - functional conditions ' weight factor, and it determined the conditions ' weight number based on the expectation distance and hereby constructed the goal function

    該方法採用模糊層次分析法確定條件權重,根據供求雙方的非功能性條件的期望,確定條件權,並據此建立目標函
  19. With this method, dimensionless functions and correction formula were constructed to eliminate and correct the errors arising from the dimensions ' differences and the expectation distance scales ' inconsistency which enabled comparisons among distinct non - functional conditions

    通過建立無量綱化函與修正公式,消除了因條件量綱不同而帶來的影響,並統一了期望刻度,使不同意義的條件指標具有了可比性。
  20. It presents the angle of the two normal vectors formed by the new and the old triangles, the threshold distance and the principle of maximal - minimal angle in the paper to constrain the growing of the triangles, so as to reduce the searching area, improve the correctness and confirm the quality of the mesh

    該方法通過引入三角形法向量夾角、閾以及最小內角等幾個參對三角形的生長進行約束,同時利用生長法,對空間中的散點集進行逐步三角劃分,直至所有三角形擴展完畢。
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