Readings present the effective voltage based on the normal price of samples around a whole quantity of durations of the elemental frequencyK?t qu? x? s? toàn qu?c t? ??ng c?p nh?t liên t?c t?ng gi?i nh? ng?i xem tr??c h?i tr??ng x? s? trong su?t quá trình m? th??ng t? h? th?ng máy ch? k?t n?i d? li?u tr?c tuy?n c?a ??i Lý Vé S? MINH NG?C (kh