astroid

常見(jiàn)例句

Construct the astroid as the envelope of a family of lines.
作由線(xiàn)族包絡(luò)線(xiàn)所形成的星狀線(xiàn).
Construct an animation of three concurrent tangents of the astroid.
建構(gòu)一動(dòng)態(tài)繪圖：展示星狀線(xiàn)共點(diǎn)的三切線(xiàn)。
Construct an animation showing the inscribed ellipse of an astroid.
建構(gòu)一動(dòng)態(tài)繪圖：展示星狀線(xiàn)的內(nèi)切橢圓。
Obviously, a line of astroid nebula is a result which the star old age evolves.
可見(jiàn)，行星狀星云是恒星晚年演化的結(jié)果。
Show how a deltoid of maximal size slides inside a stationary astroid.
在固定不動(dòng)的星狀線(xiàn)內(nèi)，有一個(gè)最大的三角線(xiàn)在其間滾動(dòng)。
Construct rotating cardioid and astroid while remaining orthogonal to each other.
作旋轉(zhuǎn)的心臟線(xiàn)和旋轉(zhuǎn)的星狀線(xiàn)，且彼此維持正交。