symbolic evaluation 中文意思是什麼
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In the past relative studies, the researches only concern partial contents of food safety, and the methodologies mostly adopt single theoretic and qualitative analyses, while the integrated methodology with combining theoretic analyses, symbolic statistics and evaluation has n ' t been seen in these kind of studies
以前的相關研究往往只是涉及食物質量安全技術的一部分，研究的方法，大多是單項的理論分析，還沒有看到運用理論分析和數理統計分析與評價相結合的方法，對食物質量安全技術的發展進行系統全面的研究。 -
Based on the above qualitative studies, combining the data collected from the social typical sampling investigations with the reliability analysis by using methodology of symbolic statistic, an evaluation methodology for the key property on the technology of food security in quality was explored, finally case studies of the evaluation methodology for the key property on the technology of food security in quality were conducted, important technology types and categories for the food security in quality were selected in the view of strategy, and series of countermeasures for macroscopic development of the technology of food security in quality were also put forwarded
然後，通過社會典型抽樣調查（專家問卷法）得到第一手數據，運用sas 、 excel和灰色關聯分析等數理統計與分析方法，對問卷的可靠性進行了研究，建立了食物質量安全技術「關鍵性」的評價方法，並進行了實證評價分析，對我國食物質量安全技術的重點技術類型、關鍵技術種類等進行戰略選擇，提出了我國食物質量安全關鍵技術的一系列宏觀發展對策。
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