dihedral 中文意思是什麼

dihedral 解釋
adj. 形容詞 由兩個平面構成的，二面的。
n. 名詞 【數學】二面角 （＝ dihedral angle）；【航空】上反角 （＝ positive dihedral）；下反角 （＝ negative dihedral）。

  1. In the paper, we discuss the equation about angle bisector of intersecting line in the analytic geometry and the equation about the bisection planes of dihedral angles in analytic geometry of three dimensions

    摘要主要討論了平面解析幾何中和空間解析幾何兩相交直線夾角平分線方程及空間直角坐標系下兩相交平面的二面角的角平分面方程。
  2. Cyclobutane exists predominantly in a "butterfly" conformation, in which the dihedral angle between the two wings is about 20°。

    環丁烷主要成「蝶式」構象存在，其中兩翼間的二面角大約為20。
  3. Calculating plane angle of a dihedral angle

    也談二面角的平面角求法
  4. Calculating the degree of dihedral angel by the formula of trihedral angel

    用三面角公式求二面角的度數
  5. The pucara has a low wing with no taper or dihedral on the broad center section

    「普卡拉」的低單翼寬大平直，沒有後掠角。
  6. Of a dihedral

    二面角的面
  7. A high - precise arbitrary dihedral and circular division measurement system is exploited at the first time ; the measuring and system controlling software based on ms windows are also exploited

    首次研製成功了高精度任意二面角與圓分度測量系統，並編制了基於mswindows的測量和系統控制軟體。
  8. Joined - wing configuration features diamond - shapes in both the plan and front views. the front wing is aft swept with positive - dihedral angle and the rear wing is forward swept with negative dihedral angle

    聯結翼飛機是指帶上反角的后掠前翼和帶下反角的前掠后翼聯結成菱形框架結構的飛機。
  9. In the secondary structure of peptide, dihedral angles and are the essential factors of c - h bde. each pair of (, ) has unique bde value which varies with the different combination of and

    在多肽鏈的二級結構中，二面角中和w是影響c hbde的主要因素，每一對（ p ， w ）對應一個bde值， bde的數值隨中與w的變化而變化。
  10. The formed ca - h radicals lead to the variations of the dihedral angles and. thus verified our own hypothesis. as for the calculation of small molecule ' s c - h bde, density functional theory ( dft ) b3lyp is employed

    量子化學計算表明，多肽鏈的ca - h的解離焓（ bde ）較小，易抽氫，且抽氫前後多肽鏈構象發生了很大的變化，這可以從構象角、的變化看出，從而從理論上驗證了我們的觀點。
  11. On the base of the relativity and the data self - sealing characteristics of circular division measurement, an arbitrary measurement system on circular division and dihedral is built, and the processing method of the dynamic data zero average and the balancing based on self - sealing nature reference are also built

    在圓分度測量的相對性和數據自封閉特徵的基礎上，建立了基於圓分度和二面角測量的任意角測量系統，和基於自封閉自然基準的動態誤差數據零均值處理和平差處理方法。
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