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。
Therefore, the selective diffusion is brought about successfully.
因此，成功地实现了选择性扩散。
It is described that the innovatory technology of selective diffusion and study on surface passivation in theory for crystalline silicon solar cell.
本文的主要内容是介绍晶体硅太阳电池选择性扩散新工艺和表面钝化的理论研究。
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