英语词汇“conic”的意思、用法、释义、翻译、读音、例句、短语、词组-英汉汉英翻译词典

单词	conic
释义	DEFINITIVE EXAMPLES 权威例句〔Apollonius of Perga〕Greek mathematician who first defined the conic sections called the parabola, hyperbola, and ellipse.阿普罗涅斯：古希腊数学家，他最早定义了称为抛物线、双曲线和椭圆的圆锥形部分美国传统〔conic〕A conic section.圆锥曲线，二次曲线美国传统〔directrix〕Mathematics The fixed curve traversed by a generatrix in generating a conic section or a cylinder.【数学】准线：穿过产生圆锥部分或圆柱的母线而形成的固定曲线美国传统〔ellipse〕A conic section whose plane is not parallel to the axis, base, or generatrix of the intersected cone.圆锥的一部分，其切面既不平行于轴和基面，也不平行于圆锥母线美国传统〔focus〕Mathematics A fixed point whose relationship with a directrix determines a conic section.【数学】焦点：一个与准线的关系决定圆锥形状的定点美国传统〔plug〕A usually cylindrical or conic piece cut from something larger, often as a sample.圆柱状的样本：从较大的物品上切下的通常为圆柱状或圆锥状的小块，常用作样品美国传统
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