year-to-year change中文什么意思

逐年变化

• year:    n. 1.年，岁；一年。 2.年度， ...
• change:    vt. 1.改变，变更，变换，变革。 ...
• change by year:    年变

例句与用法

1. Another common tool used by the epd is the wilcoxon - mann - whitney test , which tracks significant differences in two sets of comparable data . this test is particularly useful for examining year - to - year changes in water monitoring results
   另一种常用的统计分析方法是wilcoxon - mann - whitney测试，主要用于比较两套数据间的差异，特别对测试水质的年与年之间的变化尤其有用。