physical openness 中文意思是什麼
physical openness
解釋
散松〈乾酪的一種缺點-
This paper investigates the relationship between nutrition intake and economic growth to provide useful insights for fao anti - hunger program. it addresses the question of how much economic growth is lost by a country that has undernourished people. real per capita gross domestic product, physical capital, protein intake, the openness index and the student - teacher ratio are investigated
作者通過上海市300個家庭問卷調查，發現人們對于轉基因食品的認知程度還比較低，普及農業生物科技知識非常必要;盡管消費者認為自己非常關注食品安全和營養問題，但在實際購買中，他們更多的考慮還是價格和收入
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