etch pit

 
       
  • n. 腐蚀坑(腐蚀陷斑)

etch pit的用法和样例:

例句

用作名词 (n.)
  1. In this paper,the influence of orifice-induced pressure head on pit corroded piping is studied.
    研究了节流孔板引起的压差对含腐蚀坑点的管道系统的影响。
今日热词
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