cross-section geometry 中文意思是什麼

cross-section geometry 解釋
截面幾何結構
  • cross : n 1 十字架；〈the C 〉 耶穌受刑的十字架。2 〈the C 〉 基督教（教義，國家）。3 不幸，苦難；挫折，...
  • section : n 1 （外科、解剖的）切斷；切割；切開。2 【外科】切片，【金相】磨石。3 （果子的）瓣。4 【數學】截...
  • geometry : n. 1. 幾何學。2. 幾何形狀。3. 幾何學著作。
  1. Problems about cross section in solid geometry

    立體幾何中的截面問題
  2. The following results are obtained : ( 1 ) the flow in rotating helical pipes are affected by dean number, curvature, torsion ( or germano number ), the ratio of the coriolis force to the centrifugal force f number ( or rossby number ) and the geometry of the cross section

    研究結果表明： （ 1 ）旋轉螺旋管道流動特性受dean數、曲率、撓率（或germano數） 、科氏力與離心力之比f數（或rossby數）以及截面的形狀五種因素的影響。
  3. This paper studies the effect on aerodynamic characteristics of the grid fin geometry by choosing different cross - section shape and thickness outer frame, changing the thickness of internal fins and the density of internal honeycomb, comparing the datas obtained from the corresponding wind tunnel tests

    模擬了格柵翼的邊框剖面形狀和邊框厚度以及格柵莖厚度、蜂窩疏密度對格柵翼氣動力特性的影響，並把計算結果與實驗結果進行了比較。
  4. In the rotor design, it makes a detailed calculation for all the geometry feature parameters including geometry dimensions, contact line length, blowhole area and flow cross - section area and the thermodynamic feature parameters such as cooling capacity, shaft power and so on

    在轉子設計方面，對全部幾何特性參數，包括幾何尺寸、接觸線長度、泄漏三角形面積和面積利用系數等以及包括製冷量、軸功率等冷水機組熱力特性參數進行了詳細計算。
  5. In the end, the theory of fractal geometry is applied to the waves propagation and scattering in atmospheric turbulence, and the first and second order moments of the scattering fields are derived by considering the effects of the fractal atmospheric turbulence. the normalized back - scattering radar cross section of a perfectly conducting disk is calculated. the influence of fractal dimension of atmospheric turbulence on the radar cross section is analyzed

    本文最後將分形理論引入到湍流大氣中的波傳播和散射領域，導出了分形大氣湍流中光滑導體目標散射場的一階矩和二階矩，以光滑導體圓盤為例研究了湍流大氣的分維對導體目標後向散射截面的影響。
  6. According to three dimension braided composites for braided technology - four - step and technology - two - step procedure, and with reference to theories of braided fabric geometry and force models, a geometric model is built. in this model, the cross - section of thread is described as a circle and thread path as a cubic b - spline. braided - fabric structures in three dimensions are displayed by using solid - modeling techniques

    本文三維編織物根據四步法和二步法編織工藝，從紗線的力學模型出發，建立了以圓形近似描述紗線的截面形態，以三次b樣條曲線近似描述紗線的屈曲形態的織物空間幾何模型，利用計算機三維實體造型技術，分別建立各自的編織物實體模型，用來模擬織物內部各紗線的空間位置，完成織物結構模擬。
  7. The effect of secondary fuel nozzle location, the mass flow rate of secondary fuel and outlet area of ejectorjet were studied. the main results are : the geometry structure of ejectorjet can be compatible with other rbcc operation modes by secondary combustion organization ; the distribution of secondary fuel on ejectorjet cross section is significant for secondary combustion stability. spi combustion organization method is promising

    實驗研究了二次燃料噴注位置、二次燃料噴注量、后體出口面積對引射火箭性能的影響，得到的結論為：通過燃燒組織，引射火箭模態可以和其他工作模態（亞燃超燃）共用燃燒室而不需做大的幾何變化；二次燃料在引射火箭通道截面上的分佈對于引射火箭的穩定工作有重要意義。
  8. Cross - section imaging measurement simultaneously digitizes both exterior and interior surfaces of a part, a full data geometry model of a part can be constructed. the technique helps to shorten the design - to - manufacture time and reduce the cost of the product

    採用層去圖象法測量技術可以同時測量零件的內外輪廓特徵，得到零件的完整數據模型，精度也較高，而且還有助於縮短產品的設計和生產周期，降低生產成本。
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