trong m?t kho?n th?i gian nh?t ??nh tr??c khi ?i?u ch?nh, t?t nh?t b?n nên dùng ph??ng pháp t? ??ng ho?c xây d?ng hàm ?? ki?m tra v?i d? li?u.. Site sixty one Industrial ScopeMeter® Recorder Method YZWX and ? to enter the time in hrs and minutes. Events are used to determine how often the calculated reading deviates within the initial readi