计算结果表明了焊接接头中J积分的路径无关性，并为焊接结构中弹塑性J积分的应用奠定了基础。
The results showed the path independence of J integral of welded joint. It established the foundation of application of elastic plastic J integral in welded structures.
实验表明，在SIFT中引入分数阶微积分的应用，能够得到更多的特征关键点，提高图像匹配的正确性。
Compared with the original SIFT, the simulation results show that the proposed algorithm can detect more key points, and improves the accuracy of image matching.
微积分并不只会在等式中出现，它还会在汽车的里程表和速度表中应用。
Differential calculus doesn't need to just be an equation, but the odometer and speedometer on a car.
应用推荐