<p>设<img src="https://file.gaojiufeng.cn/learnAppQuestion/82/78/8278270e5dea704d4e113ca7e3de306d.jpg" style="width: 100%;height: auto;">为曲线<img src="https://file.gaojiufeng.cn/learnAppQuestion/0e/3b/0e3b91cf0d30ec9db8ad1e3409aadc66.jpg" style="width: 100%;height: auto;">直线<img src="https://file.gaojiufeng.cn/learnAppQuestion/f7/5d/f75d97cdc9931644299cda3deccec244.jpg" style="width: 100%;height: auto;">轴围成的有界区域，求<img src="https://file.gaojiufeng.cn/learnAppQuestion/82/78/8278270e5dea704d4e113ca7e3de306d.jpg" style="width: 100%;height: auto;">绕<img src="https://file.gaojiufeng.cn/learnAppQuestion/c8/7a/c87a0b9d74f2ab38744fd1dc6dc3ea06.jpg" style="width: 100%;height: auto;">轴旋转一周所得旋转体的体积.</p>