Basic principle: Readings demonstrate the effective voltage according to the average price of samples over a complete range of periods of the elemental frequencysixteen ??i bóng hàng ??u t?i Vi?t Nam h?a h?n s? mang ??n nh?ng tr?n c?u h?p d?n nh?t cho ng??i hâm m? n??c nhà.Công ty x? s? ph?i tr? th??ng cho ng??i trúng 1 l?n b?ng ti?n Vi?t Nam