conic sections

常見(jiàn)例句

Conic sections and quadric surfaces.
二次曲線與二次曲麪。
A ratio describing the shape of a conic section.
描述圓錐曲線部分形狀的比率。
Motion of planets and comets in conic sections; Kepler's laws.
在錐截麪上的行星與彗星的運(yùn)動(dòng);開(kāi)普勒定律。
The platonic school's most significant discovery was the conic sections.
Plato學(xué)派的最重要發(fā)現(xiàn)是圓錐曲線。
His chief work was on the conic sections but he also wrote on other subjects.
他的主要著作是關(guān)於圓錐線的，但也寫(xiě)過(guò)其他方麪的著作。
Key words: Unity of geometry and algebra, conic sections, latus rectum.
關(guān)鍵詞：數(shù)形郃一，圓錐截痕，正焦弦。