已知向量场[tex=10.429x1.5]LhJon/1D5ECvcW7bchDSBCahjsFW1VxsMfNogcxCwLCYsVUooeV2+qhZTjmXFleTWzlmhB8l4zMVfoZW3p7pDr+8kgh544ry5G82w9iOr4g=[/tex]，有向曲面[tex=0.643x1.0]fYkALuFzYlFm0R716i1EGA==[/tex]是锥面[tex=6.0x1.643]om0DX395gcXIzo/bROmkuc3kRQGKXrkpeZDUn75g2zc=[/tex][tex=3.857x1.357]u7OuR3p0iKgnufDoVV/OfB8RypTz0Xktp1ezknh0TYE=[/tex]的上侧，计算曲面积分[tex=4.643x2.643]KK3IIAiphsX+j5B4Lu6aMtXgFhbm0z7FJFTnWsoGWS8=[/tex].
已知向量场[tex=10.429x1.5]LhJon/1D5ECvcW7bchDSBCahjsFW1VxsMfNogcxCwLCYsVUooeV2+qhZTjmXFleTWzlmhB8l4zMVfoZW3p7pDr+8kgh544ry5G82w9iOr4g=[/tex]，有向曲面[tex=0.643x1.0]fYkALuFzYlFm0R716i1EGA==[/tex]是锥面[tex=6.0x1.643]om0DX395gcXIzo/bROmkuc3kRQGKXrkpeZDUn75g2zc=[/tex][tex=3.857x1.357]u7OuR3p0iKgnufDoVV/OfB8RypTz0Xktp1ezknh0TYE=[/tex]的上侧，计算曲面积分[tex=4.643x2.643]KK3IIAiphsX+j5B4Lu6aMtXgFhbm0z7FJFTnWsoGWS8=[/tex].
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