最佳答案:the ratio between a and b and the ratio between c and d are the same .
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
最佳答案:1,the number of users2.the total number of users3.number of faults4.Error ratio
最佳答案:塞尔维亚是维奇,女斯拉夫人是娃
最佳答案:Variables used herein are women‘s average school day relative to the men's, and
最佳答案:6.Please use up in XXX hours after unpacking.7.Mixture ratio is around XXX % XXX
最佳答案:1、靴筒高度有所改进,但是没有完全达到确认样的要求.The hight of boot upper has been improved, but still n
最佳答案:1.The samples were dissolved in water according to the ratio of 1:5.2.Heating di