The degree of dehydration and injury didn't show direct-ratio relationship.
组织脱水比与损伤程度呈正向非比例关系。
For system of single freedom-degree, the relationship of its static stiffness and square of natural frequency is direct ratio.
对单自由度系统，其静刚度与固有频率的平方有正比关系。
But this change relations and not become direct ratio, linear relationship.
但这种变化关系并不是成正比的、直线的关系。
But this change relations and not become direct ratio, linear relationship.
但这种变化关系并不是成正比的、直线的关系。
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