<p>验算如图受跨中集中荷载作用简支梁翼缘与腹板交接b处的折算应力。<br><img max-width="300" src="https://learnfile.20230611.cn/learnAppQuestion/0f/55/0f55b1331a7f850edc6aeeaa62507655.jpg" style="width: 100%;height: auto;"><br><br><img max-width="300" src="https://learnfile.20230611.