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1.The surface depletion layer is a critical region in the solar cell where the efficiency of the device can be greatly improved.
表面耗尽层是太阳能电池中一个关键的区域，在这里器件的效率可以大大提高。
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2. In the study of semiconductor materials, understanding the surface depletion layer is crucial for the design andoptimization of devices.
在半导体材料研究中，理解表面耗尽层对于设计和优化器件至关重要。
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3.The research on surface depletion layers has made significant progress in recent years, leading to new applications in electronic devices.
近年来对表面耗尽层的研究取得了显著进展，为电子器件带来了新的应用。