1. Isitish uskunalari Isitish va issiqlik izolatsiyasining maqsadiga erishish mumkin ekan, elektr isitish, suv isitish, ko'mir o'chog'i, hatto olov Kang va zamin Kang kabi isitish usullarini tanlash mumkin.Biroq, shuni ta'kidlash kerakki, ko'mir pechkasi ...
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