Content of arecoline had not positive linear correlation with composition of nutrition.
槟榔碱含量与营养成分间无显著相关性。
The result shows that there is a positive linear correlation between students'pronunciation and listening.
统计结果显示，大学英语学习者发音水平与其听力水平呈现出正相关。
There is a significant positive linear correlation between the Herfindahl-Hirschman Index and the auditing fees.
赫芬因德指数与审计费用显著正相关；
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