plumb bob
مزراح پێواندن, (ئه‌ندازیاری, بیناسازی), پێوه‌رکردن. ته‌رازکردن, ته‌راز A plumb-bob or a plummet is a weight, usually with a pointed tip on the bottom, that is suspended from a string and used as a vertical reference line, or plumb-line. It is essentially the vertical equivalent of a “water level”.
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ئەمەش فێربە
blab