,Ω为圆锥面与平面z=1和z=2围成的区域.

<img src='https://img2.soutiyun.com/ask/2021-01-10/979149684264889.png' />,Ω为圆锥面<img src='https://img2.soutiyun.com/ask/2021-01-10/979149701307864.png' />与平面z=1和z=2围成的区域.

时间:2024-04-03 14:02:11

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