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单词 crest of thread
释义
crest of thread
  • 简明释义
  • 齿顶
  • 网络释义
  • 1

    ?螺纹牙顶

    ... creosote oil 杂酚油 crest of thread 螺纹牙顶 crest radius 牙顶圆角半径 ...

短语
  • 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;
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更新时间:2025/8/6 6:15:24