Method: Response surface analysis was conducted for optimizing the main technical parameters with the content of total polyphenol as index, and received the regression model.

方法：以总多酚含量为指标，采用响应面法对主要工艺参数进行优化并得到回归模型。

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The new technology can increase the yield of 99% gourmet powder and the total yield and thus improve the economic and technical index.

新工艺对提高99％味精产率和总收率，改善技术经济指标具有建设性的意义。

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You could, for example, buy the iPath Dow Jones-AIG Lead Total Return Sub-Index or PowerShares DWA Emerging Markets Technical Leaders.

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