合并实现查询无人机平均值，最小值和最大值

ZhuDongming

2019-08-19 3408c937d85c3419082ad23e66f81edec817fc45

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distributionUrl=https://repo1.maven.org/maven2/org/apache/maven/apache-maven/3.5.2/apache-maven-3.5.2-bin.zip