Disadvantages ntawm iav wool rwb thaiv tsev khoom
Oct 31, 2022
Disadvantages ntawm iav wool insulation khoom:
1. Cov khoom siv raw yog iav, thiab nws qhov tsis zoo yog cov iav tsis yooj yim.
2. Kev hnav tsis zoo. Kev siv sijhawm ntev tuaj yeem ua rau muaj kev puas tsuaj. Kev khawb ib qho khoom ntse rau saum npoo yuav ua rau hnav tsis tau.
