Post #797 — ارت (سیستم زمین) (@handbookEarthing)

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ارت (سیستم زمین)

8 Jun 2019, 12:58

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فرمول های محاسبات مقاومت انواع الکترود ارت طبق
IEEE142
http://electrical-inspector.blogspot.com/2013/05/ground-resistance-calculations.html?m=1
کانال
@handbook7
@saririteaching
@mabhas15sariri
@mabhas15sariri1
@handbookEarthing
@handbookDetector
@handbookBonding

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