常見例句雙語例句A new complementary energy stationary value principle in elastic dynamics is presented and proved.本文首先提出并證明了一個(gè)動(dòng)力學(xué)余能駐值原理。On the ground of the potential energy stationary value theory, the formulas for stability calculation are developed and compared with the existing formulas.根據(jù)勢能駐值原理推導(dǎo)出了穩(wěn)定性計(jì)算的公式，并與現(xiàn)有公式進(jìn)行了比較。Finally, on the basis of stationary value theory of total potential energy, a general formula applied to all kind of conditions of loading and support is derived.從總勢能駐值原理出發(fā)，導(dǎo)出了一個(gè)適用于各種荷載與各種支承條件的薄壁截面梁的臨界彎矩表達(dá)式。 返回 stationary value