例如，许多操作系统以几十毫秒作为时间度量的单位。
For example, many operating systems measure time in units of tens of milliseconds.
缺省情况下，几乎所有传统的 UNIX 操作系统都以 512 字节块为单位报告大小，而不是千字节。
Nearly all traditional UNIX operating systems report the size in 512 byte blocks rather than kilobytes by default.
在虚拟存储系统中，一个固定长度的连续虚拟地址块，在分页操作过程中它作为一个单位在内存和磁盘之间来回复制。
In a virtual storage system, a fixed-length block of contiguous virtual addresses copied as a unit from memory to disk and back during paging operations.
应用推荐