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最佳答案：the ratio between a and b and the ratio between c and d are the same .
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最佳答案：in proportion of 1 to 7 下面是例句：方法：用壳聚糖和羧甲基壳聚按3：1的比例采用冷冻干燥法制成壳聚糖复合导管；Methods: Comp
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最佳答案：1,the number of users2.the total number of users3.number of faults4.Error ratio
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最佳答案：Variables used herein are women‘s average school day relative to the men's, and
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最佳答案：塞尔维亚是维奇,女斯拉夫人是娃
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最佳答案：About the occurrence of black spots of the product as follows: the product late
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最佳答案：译文如下,望博主采纳,With the development of mobile communication technology, wireless cel
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最佳答案：Draw the template figure on working table with ratio 1:1,for easy to making temp
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最佳答案：we are placing heavy attention on our cooperation.No matter how much the proport
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最佳答案：Error curve of R2 is in direct ratio with Rag error curve, and the slope coeffic