Tr??c khi ??ng ký tài kho?n 6623 b?n ph?i ??m b?o ?áp ?ng ???các ?i?u ki?n sau:Tr??c khi b?n mu?n ??ng ký tài kho?n 6623 b?n c?n ??m b?o ???các ?i?u ki?n sau:(2) secured by a berm made of any material enough to helps prevent movement of floor runoff h2o in the perimeter on the wellhead towards the wellhead.Trong bi?u m?u ??ng nh?p, b?n s??th