BAI TIET:la qt giup co the thai cac chat can ba ra moi truong ben ngoai.VAI TRO:giup co the thai cac chat can ba do hoat dong trao doi chat of te bao tao ra & du thua,dam bao tinh on dinh of moi truong trong tao dieu kien thuan loi cho hoat dong trao doi chat dien ra binh thuong.HE BAI TIET NUOC TIEU GOM :than fai,than trai,hai ong dan,bong dai va ong dai.cau tao of than gom 2 fan:fan vo(gom cau than,nang cau than,ong than),fan tuy(gom ong than thong vs be than).than co khoang 2000000 don vi chuc nang de loc mau va tao thanh nuoc tieu.moi don vi chuc nang gom:cau than,nang cau than va ong than.: BAI TIET NUOC TIEU GOM 2 qt lon 1.TAO THANh NUOC TIEU gom 3 qt nho:qt loc mau(o cau than,de tao ra nuoc tieu chinh thuc),qt hap thu lai(dien ra o ong than,de hap thu lai cac chat can thiet...