crest of thread 基本解释
网络 齿顶; 螺纹牙顶; 齿顶,螺纹牙顶
重点词汇
- threadn. 线, 丝, 纤维, 线索 vt. 穿线于, 穿过, 通过, 用线穿成 vi. 穿过 [计] 线索, 线程
- ofprep. 的, 属于
- crestn. 冠, 饰毛, 头盔的顶部 vi. 到达绝顶 vt. 加以顶饰
crest of thread 双语例句
- 1、
The root of the external thread or the crest of the inner thread.
大径指过外螺纹牙顶或内螺纹牙底的圆柱面直径。 - 2、
Through metallographic analysis of the material, microstructure change and deformation mechanism of crest, flank and root of the thread along the layer depth direction were obtained.
结果表明,牙顶处金属材料受到丝锥棱齿的压力相对较小,并且金属流向牙顶两侧上方的区域时受到的阻力最小;

