Muaj ntau cov ntaub ntawv raw uas haum rau cov pob kws straw briquetting tshuab, uas tuaj yeem ua cov qoob loo, xws li: pob kws straw, nplej straw, nplej straw, paj rwb straw, qab zib straw (slag), straw (husk), peanut plhaub ( seedling), thiab lwm yam., Koj tuaj yeem siv cov khib nyiab ntoo lossis cov khoom pov tseg ua cov khoom siv raw, ...
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