sharp notch是什么意思

用法例句

The study on sharp fracture defect of SWRH82B hard wire rod in use is carried out to analyze the surface and charactes of sharp fractures in order to find out their reasons and to produce some measures to eliminate the defects.

针对用户使用当中存在的SWRH82B硬线尖状断口缺陷进行了专题研究,分析尖状断口形貌及特征,找出尖状断口产生的原因 ,提出消除该缺陷的措施与办

Repairing defects of nasal tip with a reversal flow axial postauricular island flaps;

反流轴型耳后岛状皮瓣修复鼻尖缺损