空間方向 的英文怎麼說

中文拼音 [kōngjiānfāngxiàng]
空間方向 英文
attitude
  • 空 : 空Ⅰ形容詞（不包含什麼; 裏面沒有東西或沒有內容; 不切實際的） empty; hollow; void Ⅱ名詞1 （天空） s...
  • 間 : 間Ⅰ名詞1 （中間） between; among 2 （一定的空間或時間里） with a definite time or space 3 （一間...
  • 方 : Ⅰ名詞1 （方形; 方體） square 2 [數學] （乘方） involution; power 3 （方向） direction 4 （方面） ...
  • 空間 : space; enclosure; room; blank; interspace
  • 方向 : direction; orientation
  1. Differ in the way in which the atoms within the molecule are oriented in space are called stereoisomer.

    分子中原子在空間定向的方式不同的化合物叫做立體異構體。
  2. The precision of its calculating results has an direct effect on the design, construction and safe usage. in the typical calculation of the settlement of foundation, additional stress incurring by loading is calculated according to elastic theory which has the same characteristics in semi - indefinated space, the condesion of soil is decided by the condesion experiment of one - demension and the settlement is calculated by adding results of respective layer

    地基沉降計算一直是困擾巖土工程技術人員的一個難題，其準確與否將直接影響建築物的設計、施工和安全使用。在經典的地基沉降計算方法中，荷載作用下地基中附加應力場是根據半無限空間各向同性彈性體理論計算的，土體壓縮性是根據一維壓縮試驗確定的，並採用分層總和法來計算地基的沉降量。
  3. There are two kinds of retrieval model, full text retrieval and content retrieval, and the vector space model ( vcm ) of the latter is a widely - used method with better effect. the best excellence of vcm is the predominance of knowledge presentation, which expresses documents with vectors in vector space and changes the comparability issue to the distance of vectors, and thus reduces the complexity of documents matching. however. we can not affirm the absolute effect of it, and in this thesis we prove its nonproficiency through experiments

    向量空間模型最大的優點在於知識表示方法上的巨大優勢，用n維空間的向量表示文檔，用向量之間的夾角表示文檔的相似度，從而將文檔信息的匹配問題轉化為向量空間中的矢量匹配問題，將難以計算的文字量化成很容易計算的實數，使問題的復雜性大大減小。但是，並不能夠說目前的向量空間模型是最理想的，本文通過實驗證明了vcm表達信息的不精確性。
  4. Furthermore, the fiber volume fraction of each inclined and horizontal unidirectional " lamina was assumed to be the same as that of the composites. three - dimensional stress - strain analysis was applied to each unidirectional lamina that was assumed to be transversely isotropical under on - axis coordinate system. carrying out the integration and averaging of stiffness yielded the effective elastic moduli of 3 - d braided structural composites

    採用三維應力?應變分析，在單胞的長度方向積分和平均，在給定的應變邊界條件下，採用剛度體積平均的方法，預測三維編織結構復合材料的有效彈性模量；在空間多向應力的基礎上，通過對三維編織結構復合材料破壞機理的探討，摘要提出了適用於三維編織復合材料細觀強度失效準則，預測三維編織結構復合材料的強度性能。
  5. The approximate formulas for calculating the sdrs were deduced, and the relation among the sdrs of those arrays was obtained ; then the effect of the mutual coupling on the sdrs was analyzed, the analysis result is that mutual coupling has no or small effect on the sdrs and the explanation for the result was also given ; finally, the sdrs that were attained by use of computer simulations and approximate formulas were compared

    推導出了三種二維陣列結構的空間方向解析度的工程近似計算公式，並得到了它們之間的關系；分析了陣元間的互耦對空間方向解析度的影響，得出了互耦對空間方向解析度沒有影響或影響很小的結論，並對該結論進行了解釋；對由工程近似計算得到的空間方向解析度和計算機模擬得到的實際的空間方向解析度進行了比較，指出了工程近似計算公式的局限性。
  6. The spatial flux terms are discretized by using central difference scheme and the time integration is performed by using explicit scheme in the flow solver

    流場求解時採用中心差分的有限體積方法對空間通量項進行離散，採用顯式推進方法進行時間方向的積分。
  7. A new direction of arrival estimation method is proposed using a single vector hydrophone, which is composed of three spatially co - located but orthogonally oriented velocity hydrophone plus another co - located pressure hydrophone

    摘要提出了一種基於單個矢量水聽器的二維波達方向估計方法，該矢量水聽器由三個空間軸向垂直的振速水聽器和一個聲壓水聽器構成。
  8. The output of vector hydrophone contains the spatial direction information, in the other word, the output has different phase gradient to signal with different direction

    它是利用了矢量水聽器四個陣元的輸出所蘊含的空間方位信息，通過對一個方向信號延遲的補償相減達到此方向信號的抵消的目的。
  9. Digital signal processing technologies were used to produce spatial and directional beam in adaptive antenna. then the main beam aims at the coming direction of desired signal and the side lobe points to the coming direction of interference signals

    自適應天線利用數字信號處理技術，產生空間定向波束，使天線主波束對準期望信號到達方向，旁瓣或零陷對準干擾信號到達方向。
  10. His research interests centre on neural plasticity. recent projects focus on developmental establishment of space - centered coordinates in relation to auditory - vestibular cues as well as on strategies to stimulate neuroprotection and repair of the adult nervous system

    在學術研究方面，對中樞神經細胞處理從內耳傳入的空間定向信息進行了廣泛的研究工作，並進一步探討該類神經細胞在動物幼年發育臨界期前後可塑性的變化。
  11. Digital signal processing technologies were used to produce spatial and directional beam in smart antennas. then the main beam aims at the coming direction of reference user and the side lobe points to the coming direction of interference user

    智能天線是利用數字信號處理技術，產生空間定向波束，使天線主波束對準期望用戶信號到達方向，旁瓣或零陷對準干擾信號到達方向，達到充分高效利用移動用戶信號並刪除或抑制干擾信號的目的。
  12. Digital signal processing technologies were used to produce spatial and directional beam in smart antennas. then the main beam aims at the coming direction of reference user and the side lobe points to the coming direction of interference user. smart antennas are classified to switching - beam and tracking - beam

    智能天線利用數字信號處理技術，產生空間定向波束，使天線主波束對準期望用戶信號到達方向，旁瓣或零陷對準干擾信號到達方向，達到充分高效利用移動用戶信號並刪除或抑制干擾信號的目的。
  13. Spatial orientational relations rough reasoning

    空間方向關系粗糙推理
  14. One - dimensional ( 1d ) photonic crystal is the basic configuration in which the refractive index is spatially modulated in 1d

    一維光子晶體是光子晶體最基本的構型，其折射率在一維空間方向上呈周期性分佈。
  15. Finally, we establish rational spectral formation of discrete with regard to time and space, and gained the error estimate in the finite - time in the abstract

    最後，我們構造了同時關于時間空間方向離散的譜格式，並從理論上建立了在有限時間上的全離散格式近似解的誤差估計。
  16. The spatial directional resolution ( sdr ) of the 2 - d regular arrays ( square array, circle array, l array ) was investigated in this paper by means of theoretical analyses and computer simulations

    摘要利用理論分析和計算機模擬相結合的方法、對三種常用的二維均勻天線陣列（方陣、圓陣、 l陣）的空間方向特性進行了深入的理論和模擬實驗研究。
  17. Wavelet subband coding method has advanced considerably in 2d image compression. many effective embedded wavelet image coding methods have already emerged. we improve the spiht algorithm by expanding the coding method used for gray image to color image of the video

    本文對已有的spiht演算法進行改進，充分利用其空間方向樹能夠高效組織小波系數的優勢，將其由針對灰度圖像的編碼方法擴展為對視頻序列彩色圖像的壓縮。
  18. We introduce some marks and lemmas before we construct chebyshev rational spectral formation of semi - discrete with respect to space. then we obtian the error estimate for the approximate solution and the existence of approximate attractor an, and besides, we prove the upper semi - continuty on the global attractor

    在引入一些本文所需的記號和引理之後，通過建立chebyshev關于空間方向的半離散有理譜格式，證明了方程近似解的誤差估計，以及在此格式下近似吸引子a _ n的存在性，並且得到關于原方程整體吸引子的上半連續性。
  19. In this paper, a gray video md - 3d - spiht algorithm is proposed, which extends the md - spiht algorithm into 3d - spiht. this method is to divide the 3 - d wavelet coefficients into some number p of different groups according to their spatial and temporal relationships, and then to encode each group independently using 3d - spiht algorithm, so that p independent embedded 3d - spiht substreams are created. multiple descriptions are created

    2 、將md - spiht方法推廣應用於視頻序列，提出了灰度視頻md - 3d - spiht演算法，該演算法先對一組視頻圖象進行多級離散三維小波變換，在小波域建立空間方向樹，及對空間方向樹分組，再分別對各組進行3d - spiht編碼，即產生多個描述，且每一描述的碼流是完全嵌入式的，易於實現質量可分級編碼。
  20. But newberg also found decreased activity in the parietal lobe, one of the parts of the brain that helps orient a person in three - dimensional space

    但是紐伯克也發現頂葉活動減少，頂葉為有助於使一個人適應三維空間方向的腦部位之一。
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