设为圆周,取逆时针方向,则对坐标的曲线积分的值为.https://img-ph-mirror.nosdn.127.net/CG63WWV72ORFODzoEw0w5w==/110901140842080013.pnghttps://img-ph-mirror.nosdn.127.net/gmnPMUHruCCS8MWSHdggzA==/3236399282319534547.pnghttps://img-ph-mirror.nosdn.127.net/nS5-K28SmUpz1JEPbPfk_Q==/6597781150681669366.png
举一反三
- 设[img=13x19]180381e6e6bfee6.png[/img]为圆周[img=166x27]180381e6ef2f307.png[/img],取逆时针方向,则对坐标的曲线积分[img=257x48]180381e6fad274b.png[/img]的值为( ). 未知类型:{'options': ['', '', '', ''], 'type': 102}
- 设[img=13x19]180390511640ed8.png[/img]为圆周[img=166x27]180390511e3d87d.png[/img],取逆时针方向,则对坐标的曲线积分[img=257x48]180390512939cbf.png[/img]的值为( ). 未知类型:{'options': ['', '', '', ''], 'type': 102}
- 设[img=13x19]18035ae8e0156a9.png[/img]为圆周[img=166x27]18035ae8e8bd29d.png[/img],取逆时针方向,则对坐标的曲线积分[img=257x48]18035ae8f2d3075.png[/img]的值为( ). 未知类型:{'options': ['', '', '', ''], 'type': 102}
- 设[img=13x19]1803a3325978804.png[/img]为圆周[img=166x27]1803a332619d5a5.png[/img],取逆时针方向,则对坐标的曲线积分[img=257x48]1803a3326cce82e.png[/img]的值为( ). 未知类型:{'options': ['', '', '', ''], 'type': 102}
- 设,则(为常数)的值.https://img-ph-mirror.nosdn.127.net/OCKSU6xXGRmrhqyAjxCsLQ==/6608185829214053227.pnghttps://img-ph-mirror.nosdn.127.net/JkqlqFql5XkrAZfdvWFndg==/6608888417143176694.pnghttps://img-ph-mirror.nosdn.127.net/twXY8ldkHYPX6F401pfEHA==/6597409515751723222.png