The new MSC.333(90) regulations also state a minimum of 30 days of recorded data must be held internally (this could be within the recording control unit, data acquisition unit, Main Electronics Unit depending on the manufacturers terminology).
新的MSC.333（90）法規還規定，內部必須保存至少30天的記錄數據（這可能在記錄控制單元、數據獲取單元、主電子單元內，取決於製造商）。