1. Mavzu Tokcik moddalar Reja Оg’ir metallar va mishyakdan zaharlanish


Download 266.53 Kb.
Matnni ko'rish
bet1/6
Sana10.02.2023
Hajmi266.53 Kb.
#1183413




Ma'lumotlar bazasi mualliflik huquqi bilan himoyalangan ©fayllar.org 2024
ma'muriyatiga murojaat qiling