minh moi mua may nen chua biet su dung lam. khi minh pho to A3 ban goc cua ho bị lech o cuoi trang to thi bi lech ben phai be ben trai to va nguoc lai vay phai lam nhuthe nao xin moi nguoi chi giup voi ạ.
minh moi mua may nen chua ra cach su dung, vay bac nao biet cach can chinh le cua loai may nay khi minh pho to A3 ban goc hoi lech o cuoi trang vao dau de can chinh vay?