multiple ranges中文什么意思

例句与用法

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1. Duncan ' s new multiple range method
   新复极差法
2. This occurs rarely and only when a query plan has multiple range scans
   这种情况发生的几率很小，仅当查询计划具有多次范围扫描时才会发生。
3. Anova and duncan ' s new multiple range test were used to detect if differences existed among suppliers ' attributes
   并应用单因子变异数分析及邓肯氏新多变域检定法，比较11项决定因素的差异。
4. To specify multiple ranges for the same character position , put them within the same brackets without delimiters
   若要为同一个字符位置指定多个范围，请将这些范围放在没有分隔符的同一对括号中。
5. If order by is required , eliminate the column that participates in the multiple range scans t . a in the example above from the order by clause
   如果需要order by ，则通过order by子句清除参与多次范围扫描的列（如上面示例中的t . a ） 。