11. Dell presents additional company laptop and cell workstation versions and variety components, more observe versions plus more possibilities to customize machine configuration than Apple¹¹.Sao L?u D? Li?u: Th?c hi?n sao l?u d? li?u quan tr?ng th??ng xuyên ?? tránh m?t mát d? li?u.Trung Tâm B?o Hành H? th?ng c?a hàng t?i Trung Tâm B?o H�