• 2022-06-12
    求下列曲线 [tex=0.714x1.0]YiLkHgl7MlxE+QjUplQUKA==[/tex]绕给定坐标轴旋转一周得到的旋转曲面的方程:[tex=0.714x1.0]YiLkHgl7MlxE+QjUplQUKA==[/tex]:[tex=8.0x4.214]fnpmC2J6JmQBLyo5NmGAz+dRGlBmRIZHhexFoUoAs0JaTG518WL67njuCOcKg64TxczqcAn1UdqLzLcZvlsyhFhy7Kxp3z+AILYxmLEUohAP1wIoHrjXtv0ZP9oWZH3j[/tex][tex=0.571x0.786]c5VsltFnl9nO0qB/vNKOWA==[/tex]zhou