The DEA analysis of the insurance firms in China shows that diseconomies of scale is the general case in Chinese insurance industry,but in the extent is affected by other factors.是什么意思_The DEA analysis of the insurance firms in China shows that diseconomies of scale is the general case in Chinese insurance industry,but in the extent is affected by other factors.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句