对于外延层必须达到的工艺参数，提出了一系列减小或抑制外延过程中扩散效应和自掺杂效应的工艺措施和方案，使外延层质量有了明显的提高；
For the parameter of the epitaxial layer, putting forward a series of measures that let up or repress deposition and self-doping when the epilayer processing, improve the epilayer quality.
我们亲身经历了这首歌作为一元化的、暂时性外延整体的过程，即使，从某个确定的立场来说，我们只是受限于在这一刹那我们此刻所听到的声音。
We experience the song as a unified temporally-extended whole, even though, from a certain standpoint, we are confined only to the sounds we here right now at this instant.
再略为详细地讨论液相外延生长过程，因为晶体生长是实现集成光路使用的必不可少的一个环节。
The growth processes of liquid-phase epitaxy will be discussed in some detail, as crystal growth is a necessary step for the realization of integrated optics using.
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