要想知道偏差值有多大，当然就要知道什么是正常值。
To know what is deviant you have, of course, to know what is normal.
如果它们超越了正常的范围，或是显示出来的特征出现了偏差，这就表示在敏捷过程中出现了问题。
When they fall out of these ranges or do not display the appropriate characteristics, they indicate that something is wrong with the agile process.
对于通过SNMP公开其状态的计算机，系统与SNMP代理正常运行时间之间可能存在偏差。
For computers that expose their status through SNMP, there may be a discrepancy between system and SNMP agent uptime.
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