葉足綱 的英文怎麼說

中文拼音 [gāng]
葉足綱 英文
lobosea
  • : Ⅰ名詞1 (腳; 腿) foot; leg 2 (姓氏) a surname Ⅱ形容詞(充足; 足夠) sufficient; ample; enough;...
  • : Ⅰ名詞1 (提網的總繩 多用於比喻) the headrope of a fishing net 2 (比喻事物最主要的部分) key lin...
  1. Firstly, based on n - s equation, the momentum differential equation ( contained centrifugal force ) is derived by simplification in boundary layer and then integrates the differential equation over the thickness of the boundary layer, the momentum integral equation is deduced. the dimensionless centrifugal factor is introduced, then the solution of the momentum integral equation is obtained. the dimensionless group is introduced to determined separation of boundary layer

    本文首先根據粘性流體力學的一般方程,通過在邊界層內進行量級比較,在所限定的范圍內得到了含有離心力的邊界層動量微分方程並給出其滿的邊界條件,然後對該微分方程在邊界層內積分得到離心泵輪邊界層動量積分方程,在求解過程中引入了無量離心因子,並作了相應合理的假設,得出積分方程解的一般表達式,並引入以邊界層動量損失厚度為主要特徵量的無量參數對邊界層分離進行評價。
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