• 2022-11-04
    设曲面[tex=0.786x1.0]M/b3Tm4TfVvVYa87wz/CuQ==[/tex]由曲线[tex=6.214x2.786]fnpmC2J6JmQBLyo5NmGAz727bc5j+fEnhWvy0LhB5lNOIkAjGWzebh747Njng54jnw27SX3OfZmd09H8CpF5F0P8j5ihHN3RPAzzG1pmGcs=[/tex],绕[tex=0.571x0.786]c5VsltFnl9nO0qB/vNKOWA==[/tex]轴旋转而成,则[tex=0.786x1.0]M/b3Tm4TfVvVYa87wz/CuQ==[/tex]在点[tex=3.214x1.357]gIjsgDCCLAap61Pmt4uK8Q==[/tex]处的单位法向量为[input=type:blank,size:4][/input]
  • 举一反三