<p>求直线<img src="https://file.gaojiufeng.cn/learnAppQuestion/e3/80/e3807db5779e0dde6b9cc92894dc916d.jpg" style="width: 100%;height: auto;">与抛物线<img src="https://file.gaojiufeng.cn/learnAppQuestion/a3/6b/a36b924d55294e8f44379861a55cf27b.jpg" style="width: 100%;height: auto;">所围成的平面图形绕<img src="https://file.gaojiufeng.cn/learnAppQuestion/49/3d/493db0c80221f9277fb7764a8cf7e644.jpg" style="width: 100%;height: auto;">轴旋转一周而成的旋转体的体积.</p>