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Solar panels p157r

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작성자 Teresavom
댓글 0건 조회 40회 작성일 24-03-14 01:23

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Вы не правы. This crack, which probably formed during the manufacture of the sample, actually marked the boundary between the areas containing different levels of impurities, http://biyografiforum.10tl.net/showthread.php?tid=396&pid=3718#pid3718, so one side was positively doped, and other is negative.