英语词汇“三垂線定理”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	三垂線定理
释义	三垂線定理 sān chuí xiàn dìng lǐ数学上指由平面一垂线的足，作一直线，与此平面内一直线成直角，则由其交点至垂线内任何一点所作的线，必垂直于此直线。为立体几何中的重要定理。
随便看	skew bevel wheel skew-bevel wheel skew bisymmetric matrix skew block skew boat conformation skew boundary condition skew-bow fabric straightener skewbox skew box girder skew box girder bridge skew brake solenoid skew brick skew bricks skew bridge Skew-bridge skew bridge of continuous girder skew bridge of feeder skew bridges skew bucket skew buffer skew cancellation skew centrosymmetric matrices skew character skew chisel skew cogging