etch pits

英 美
  • 腐蚀坑
  • etch v.蚀刻;铭刻;鲜明地描述;流露出
  • pits n.凹点;坑名词pit的复数形式.
    1. The corrosion pits on the blade surface contributed to such failure as an additive factor.
      叶片表面的腐蚀坑是其疲劳断裂的另一促进因素。
    2. The damage of sub-surface was very similar to the damage of the surface, mainly with a few oxidation eroding pits.
      次表层上主要分布着少量细小的氧化腐蚀坑,次表层和表层的失效非常吻合。