事实上，这个设备代表了第一个低成本测量音响频率的方法。
In fact, this instrument represented the first low-cost method of measuring audio frequencies.
它返回测量结果，您可以使用这些结果来评估服务器性能和服务器系统成本。
It returns measurements that let you evaluate server performance in relation to the server system's cost.
测量任务放置了1000条消息，所以每条消息的CPU成本是52.3微秒。
The measurement job puts 1000 messages, so the CPU cost is 52.3 milliseconds per message.
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