In the past 20 years, the average annual growth rate of China's food industry is always higher than the national average annualincreasingrate.
中国食品工业在过去20年中,年平均增速始终高于全国工业的年均增加值。
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The risk of total cost is analyzed. Based on the analyses of the composing of highway future traffic and the development trend of every portion, the annualincreasingrate is obtained.