If the back riveting is not modified,it should be the one lost from the original riveting.Of course it needs the real one for judgement. 后铆如能排除动手的嫌疑，应是原铆断掉遗失，当然还需查看实物方能最后定断。
Analysis and calculation are made on the rivet force needed by the rivet sleeves with various shape and dimensions in the circular groove riveting. 对环槽铆接中不同形状和尺寸铆套所需的铆接力进行了分析和计算，结果表明铆套的尺寸和形状对铆接力有很大影响。
Riveting has given way almost entirely to welding. 铆接几乎完全为焊接所代替。
It is more riveting than the best Grisham novel. 这是不是更铆接的最佳格里沙姆小说。
