The results showed that the fatigue fracture of the connecting head happened first, which was related both to the working stress and to the processing of this part.
The results showed that the fatigue fracture of the connecting head happened first, which was related both to the working stress and to the processing of this part.
结果表明，连杆盖首先发生疲劳断裂，随后导致连杆螺栓的断裂，而这种断裂既与应力有关，又与零件的加工工艺有关。