diffusion barrier造句

例句与造句

1. A plastic membrane serves as selective diffusion barrier .
   一层塑料薄膜起着选择性渗透屏障的作用。
2. Development of diffusion barrier for cu interconnection in ulsi
   互连扩散阻挡层的研究进展
3. It's difficult to find diffusion barrier in a sentence. 用diffusion barrier造句挺难的