除非您仔细检查，否则您无法知道磁盘子系统实际的平均存取时间或吞吐量。

Unless you measure carefully, you don't know the true average access time or throughput of your disk subsystems.

youdao

除非您仔细检查，否则您无法知道磁盘子系统实际的平均存取时间或吞吐量。

Unless you measure carefully, you don't know the true average access time or throughput of your disk subsystems.

youdao