Mahsulot tavsifi
Study on the harmful factors in production and their impact on the human body, including measures to prevent their negative effects.
#sanitariyasi#zararli omillar#energiya sarfi#gigiyenik ta’rif
Muallif

Medic Komp ServisTasdiqlangan muallif
- Hujjatlari
- 7 478
- Sotilgan
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