快速诊断和定位分布构件系统故障，对减少系统的平均恢复时间、增强分布构件系统的高可靠性和高可用性具有重要的意义。
Thus, diagnosing and locating of faults efficiently inside the large-scale distributed systems are imperative for reducing mean time to repair and keeping the high reliability and usability.
在搅拌进行中，测定搅拌不同时间四个固定位置的电导率，用测得的数据计算分离强度和平均电导。
The progress of mixing was followed by making sets of 4 positioned local measurements of electrical conductivity after stirring for different time (or different numbers of revolutions).
这项研究通过GPS定位技术追踪青少年的日常活动。 它发现：孩子们每天在校里“动起来”的时间平均只有23分钟。
The study, which used GPS devices to track when and where teenagers were getting physical activity, found that, on average, they were physically active only 23 minutes a day while at school.
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