英语词汇“圆幂定理”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	圆幂定理
释义	圆幂定理 yuán mì dìng lǐ过平面上一个定点m，任作一直线与半径为r的定圆交于a、b两点，则ma·mb为定值k，且等于om2-r2。定值k称为点m对圆o的幂，简称“圆幂”。上述命题称为圆幂定理。圆幂定理包括相交弦定理、割线定理和切割线定理。
随便看	electrode design electrode diameter electrode differential resistance electrode, diffused semiconductor device electrode discs electrode dislodgement Electrode displacement Electrode Disposal electrode dissipation electrode distance electrode division electrode drop electrode dryer electrodedust electro dedust electrodedusting electrode earth electrode economizer electrode edge electrode effect electrode efficiency electrode-electrolyte electrode-electrolyte system electrode, electron-emitting vacuum tube Electrode,Enzyme