基本解釋圓錐曲線(xiàn)（等於conic）同根派生 conic section相關(guān)詞英漢例句雙語(yǔ)例句According to the fUndamental theorem of coniC In projective geometry any five points can decide one conic section.在射影幾何中，二次曲線(xiàn)定理告訴我們?nèi)我馕妩c(diǎn)可以決定一條二次曲線(xiàn)。Theory calculate and finite element method to symmetric conic-section flexure hinges is used to compare and analyze their dynamics characteristic.通過(guò)對(duì)四種二次曲線(xiàn)截麪的柔性鉸鏈的理論計(jì)算和有限元分析，比較分析了它們的力學(xué)特性。By using transformation thought, this paper obtains the focus chord of all kinds of conic section through analyzing a sample in conic section teaching.利用變換思想，對(duì)圓錐曲線(xiàn)教學(xué)中的一道例題進(jìn)行分析，得出了各種圓錐曲線(xiàn)的焦點(diǎn)弦，竝引伸其結(jié)論，將圓錐曲線(xiàn)的焦點(diǎn)弦變換爲(wèi)中心弦。conic section更多例句詞組短語(yǔ)短語(yǔ)degenerated conic section 降級(jí)錐曲線(xiàn)conic section更多詞組英英字典柯林斯英英字典 one of a group of curves formed by the intersection of a plane and a right circular cone. It is either a circle, ellipse, parabola, or hyperbola, depending on the eccentricity, e, which is constant for a particular curve e = 0 for a circle ee = 1 for a parabola e>1 for a hyperbola (Often shortened to conic)conic section劍橋字典conic section柯林斯字典專(zhuān)業(yè)釋義能源科學(xué)技術(shù)二次曲線(xiàn)土木建築工程圓錐截線(xiàn)錐形斷麪圓錐形截麪錐形截線(xiàn)數(shù)學(xué)二次曲線(xiàn)圓錐截線(xiàn)圓錐曲鉝圓錐曲線(xiàn)圓錐曲二次曲測(cè)繪科學(xué)技術(shù)圓錐曲線(xiàn)錐形截線(xiàn)