l-shell 中文意思是什麼

l-shell 解釋
l層
  • l : L-beam, L-iron 不等邊角鋼。L,£= 〈拉丁語〉 libra (= pound)。
  • shell : n (pl shells 2 義為 shell)1 殼;介殼;甲殼;貝。2 (昆蟲的)翅鞘;蛹的蛻皮。3 【解剖學】種子的...
  1. The simplified geometric nonlinear theory is used in post - buckling analysis. galerkin method is employed to derive the eigenvalue equation of the shell containing initia l geometrical imperfections. the buckling critical load is get. the program for calculating the buckling critical load is developed and the numerical example is given.

    採用簡化的幾何非線性理論,進行了后屈曲分析,應用galerkin法推導得到了含有初始幾何缺陷的編織復合材料圓柱殼的屈曲特徵方程,得到了臨界荷載的計算公式,編制了相應的計算機程序,並給出了具體算例,得到了一些有益的結論。
  2. The relations between the parameters of gas charging and exhausting, heat quantity through the shell of tube ( q ), the length of the tube ( l ), the ratio of gas charging time to gas exhausting time ( ), the frequency of the jet flow ( f ), the ratio of the expansion ( ), the nature of thermal separator and the unsteady flow in the tube were established

    建立了進、排氣參數、管壁散熱量( q ) 、管長( l ) 、充、排氣時間比( ) 、射流頻率( f ) 、膨脹比( )等參數與熱分離機性能及管內非定常流動的關系,並分析了有關因素對熱分離機性能的影響。
  3. Fresh, chilled or frozen shell fish, excluding shell fish specified in schedule 1 l. n

    新鮮或冷藏介貝類水產動物,但不包括附表
  4. The mathematic model of the ultra - thin spherical mirror is to be treated as elastic thin shell. then the predigested model, i. e., bended beam, used in qualitative analysis was proposed, and its deflection and stress formulas under the freely supported condition were set up. based on an off - axis aspherical primary mirror, the relationship of aspherical surface error ( rms ) in tangential plane with bended beam ’ s radius r, position s of concentrated load p and geometry length l of arc was analyzed

    根據這一設想,本文建立了超薄鏡的數學模型?薄殼,並提出了強制力作用下超薄鏡的簡化模型?曲梁,推導了曲梁在簡支情況下受力變形的撓度公式,並結合一個實例,計算出曲梁變形后與所需非球面的面形殘差( rms )在子午方向與曲梁弧長l 、曲梁半徑r及集中力位置s的關系及滿足面形精度的r和s范圍,分析了弧矢方向的rms ,得出了同時滿足子午和弧矢方向面形要求的l 、 r和p 。
  5. The main characteristics are as follows : l. the stress characteristic of lining of entrance corresponds with that of shell structure

    其主要特徵為: ( 1 )洞門段襯砌結構受力特徵與殼體結構受力特徵相符。
  6. Measurement of l - shell ionization cross sections for silver by electron impact

    殼層電離截面的測量
  7. Container storage shell for waste containers with a capacity to 390 l

    容積390升的垃圾箱外罩
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