Posted by http://stroypomoshnik.ru on October 16, 2025 at 03:31:54:
In Reply to: l51d a317i s205d t828u posted by leifwoolWedia on September 19, 2024 at 00:58:21:
f, http://stroypomoshnik.ru где f - площадь истираемой поверхности.
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