在通信鏈路上出現的噪音或無(wú)用的信號，它損害語(yǔ)音、數據的接收或正確的解釋。
On a communications link, noise or unwanted signals that impair the receipt or correct interpretation of speech or data.
在網(wǎng)絡(luò )中，指由數據鏈路連接的或共享公共控制的設備、程序或區域。
In a network, pertaining to devices, programs, or domains that are connected by a data link or that share common control.
一種傳送控制字符，用于指明一個(gè)或多個(gè)后繼的位模式不能正確地解釋為系統編碼或系統鏈路協(xié)議中的字符。
A transmission control character used to indicate that one or more of the following bit patterns have no correct interpretations as characters in the code or link protocol of the system.
