通过受力情况和结构特性的分析，推导出了沉积物空隙率的函数表达式，在此基础上，给出沉积物质量与体积的换算关系。

It has deduced the mathematical function of the sediment void ratio on the basis of stress and structure analysis, and then the mass and volume conversion of deep bed filtration sediment is given.

youdao

我们利用最小二乘法、体积模型、等级换算模型对数据进行处理，得出方法二比方法一的准确性略高。

The authors get the result that way 2 is better than way 1 by processing data, making use of least squares method, volume model and classification exchange model.

youdao

其中对于体积计量换算导致期末油品的盘盈从而引起公司虚增利润的问题必须引起重视。

We must pay attention to the issue about increase in profit by making an inventory of products at the end of moths or years.

youdao