合并查询无人机平均值，最小值和最大值

ZhuDongming

2019-08-19 c2b226e7902dbb2b36f349612886ccc7333895e6

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package com.moral.entity.charts;
 
public enum  TimeUnits {
    YEAR,MONTH,DAY,HOUR,MINUTE,SECOND,MILLISECOND
}