| 单词 | stress concentration |
| 释义 | stress concentration in Mechanical Engineering (strɛs kɒnsəntreɪʃən) Word forms: (regular plural) stress concentrations noun (Mechanical engineering: Mechanics and dynamics) stressA stress concentration in a solid is a place where there is a lot of stress, either because a force is applied in a particular area or there is a change in the cross-sectional area. Notches and variation in cross section throughout a part lead to stress concentrations where fatigue cracks start. The material is susceptible to fracture at points of stress concentration. A stress concentration in a solid is a place where there is a lot of stress, either because a force is appliedin a particular area or there is a change in the cross-sectional area. |
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