- Thaum cov hnab ntim khoom siv txhua hnub, cov xwm txheej sab nraud xws li ib puag ncig qhov kub thiab txias, av noo thiab lub teeb nyob qhov twg cov hnab ntim tau muab tso ncaj qha cuam tshuam rau lub neej ntawm lub hnab woven.
- Tshwj xeeb tshaj yog thaum muab tso rau hauv qhov qhib sab nraum zoov, vim muaj kev cuam tshuam los ntawm nag, ncaj qha tshav ntuj, cua, kab, ntsaum, thiab nas, tensile zoo ntawm lub hnab woven yog impaired. Hnab tiv thaiv dej nyab,
- open-air thee hnab, thiab lwm yam yuav tsum xav txog kev tiv thaiv oxidation muaj peev xwm ntawm cov hnab woven lawv tus kheej tiv thaiv ultraviolet rays.
- Cov hnab ntim khoom siv dav siv hauv tsev neeg thiab chaw ua haujlwm yuav tsum muab tso rau hauv tsev uas tsis muaj hnub ci ncaj qha, qhuav, kab, ntsaum, thiab nas. Hnub ci yog txwv tsis pub.
Post lub sij hawm: Nov-08-2021