英语词汇variation ratio怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

1
It is a global record: there is remarkably little variation in isotope ratios in sedimentary specimens taken from different continental locations.
这是一个全球性的记录：在取自不同大陆位置的沉积标本中，同位素比率的变化非常小。
2
In general, the variation of structure parameters has more effect on the mean values of mode than those of modal frequencies and modal damping ratios.
第一阶模态振型相对均值系统的变化很小。一般地，结构参数的随机变异对模态振型均值的影响大于对模态频率、模态阻尼比均值的影响。
3
The composition ratios of inclusion compounds were obtained by the continuous variation method.
用连续递变法测定了包合物的组成摩尔比。

单词	variation ratio
释义	variation ratio 简明释义异众比率；变异比率双语例句 1 It is a global record: there is remarkably little variation in isotope ratios in sedimentary specimens taken from different continental locations. 这是一个全球性的记录：在取自不同大陆位置的沉积标本中，同位素比率的变化非常小。 2 In general, the variation of structure parameters has more effect on the mean values of mode than those of modal frequencies and modal damping ratios. 第一阶模态振型相对均值系统的变化很小。一般地，结构参数的随机变异对模态振型均值的影响大于对模态频率、模态阻尼比均值的影响。 3 The composition ratios of inclusion compounds were obtained by the continuous variation method. 用连续递变法测定了包合物的组成摩尔比。
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