For each item, calculate the total cost for that item using the quantity passed from the shopping cart information and the price obtained from the product catalog information in the database.
对于每个货品，使用从购物车信息传递的数量和从数据库中的产品目录信息获取的价格，计算该货品的总价。
Based on the information obtained by the statistical analysis, respectively, from the terms of quality and quantity of the item in the open teaching evaluation of the teaching mode.
通过对所获得的资料的统计分析，分别从质的方面与量的方面对开放型项目教学这一教学模式进行评价。
Primeval forest contains the largest quantity of antimicrobal actinomycetes, so more and more antimicrobal actinomycetes information can be obtained from them.
原始森林中拮抗性放线菌数量最多，提供了从原始森林土壤中可以筛选到更多拮抗性放线菌的重要信息。
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