In fact, there's only one real way to tell whether the chips in the instruments are connected to the date, and that is to read the program codes. Otherwise there's no way to tell just by the appearance.
然而，「工廠的儀器設備和程監控，與資訊系統根本是兩個完全不同的領域」，惠普吳增峰表示，儀器內的晶片是否和日期相關，除了將晶片內的程式碼解讀出來外，根本不可能單憑外觀判斷。