cross sectional area

基本解釋

Where ρ is the density of air, A is the cross sectional area, and C is the drag coefficient for a cylinder.
上述表達(dá)式中，p表示空氣密度，A代表圓柱的橫截面面積，C代表圓柱的牽引力（阻力）系數(shù)。
After measuring the height, their right hips were scanned with CT and the mini cross sectional area of femoral neck was detected.
測量身高后，用CT 對其右側(cè)髖關(guān)節(jié)掃描，利用計算機(jī)測出股骨頸的最小橫截面積。
Students will determine the relative stiffness of two aluminum beam test specimens of equal cross sectional area but different cross-sectional shape and see how they conform to theory.
學(xué)生要確定兩個橫截面面積相同而形狀不同的鋁梁實(shí)驗樣本的相對剛度，并研究結(jié)果如何與理論一致。

The piston has a cross-sectional area, a, and the force pressure is force per volume area.
我們以活塞系統(tǒng)為例，來說明膨脹功。
麻省理工公開課 - 熱力學(xué)與動力學(xué)課程節(jié)選