Warning: file_put_contents(/www/wwwroot/ppbbbu/n94.cn/cache/161fa611f54e97c6c04ac8aeff5ff3b2.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbbu/n94.cn/index.php on line 55 whitened degree例句_whitened degree英汉例句_whitened degree双解例句_94生活常识网有道词典
A whitened degree in grey system theory is used to describe water quality risk, and a practical example is analysed. 在灰色系统理论中定义了一个白化度用来描述水质风险，并作了实例研究，将结果与概率风险进行了比较分析。