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术语 extension
释义 extension
扩充(设备,量);[延伸]
1. Additional equipment on the same line and on the same premises,but at a location other than the main station.
与主站处于同一线路上和同一房屋内,但与主站所处位置不同的附加设备。
2. Each telephone served by a private branch exchange.
由专用小交换机提供服务的电话分机。
3. The amount of space to be allocated at the end of a file each time a sequential write exceeds the allocated length of the file.
当顺序写操作超出文件原长度时,在文件末端另分配给该文件的空间量。
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