英语词汇“公切線”的翻译、意思、用法、释义-英汉汉英双解词典-爱贷网

词汇	公切線
释义	公切線 gōng qiē xiàn和两个圆都相切的直线。两个圆在公切线同旁时，称为外公切线；两个圆在公切线两旁时，称为内公切线。公切线上两个切点之间的距离称为公切线的长。如果两圆有两条外公切线或内公切线，那么外公切线的长或公切线的长相等。数学上指二或二以上的曲线或曲面所共有的切线，或二圆所共有的切线。公切线
随便看	diamond saw blade diamond sawblades diamond saw blades diamond saw-blades diamond saw wire diamond scope diamonds coruscating in the candlelight diamond scriber diamond scribe tool diamond scribing diamond search diamond search algorithm diamond searching diamond segmen diamond segment diamond-set bit diamond setter Diamond Shamrock Inc diamond shape diamond-shape diamond-shape ceramic indexable insert diamondshaped diamond shaped diamond-shaped diamond-shaped airfoil