3-dars nazariy mavzuni yuklab oling
3.3 Namlab issiqlikda ishlov berish
3-dars prizintatsiyani yuklab oling
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Birinchi bo'lib savol bering! Keyingi bosqichda siz qo'shimcha ma'lumot berishingiz mumkin.
3-dars nazariy mavzuni yuklab oling
3.3 Namlab issiqlikda ishlov berish
3-dars prizintatsiyani yuklab oling