Oil bearing evaluation of low salinity water shaly sand reservoirs in the Liudong area is a difficult problem in log interpretation.

柳东地区低矿化度地层水储层的含油性评价是测井解释的一大难题。

youdao

To ensure the effect of polymer flooding, polymer flooding process generally use low salinity water for preparation of polymer solution.

为保证聚驱效果，聚合物驱油过程中一般采用低矿化度清水配制聚合物溶液。

youdao

And many areas still suffer from salinity problems, dried up rivers and low water tables.

而许多地区仍然遭遇盐碱、河流甘苦和地下水位低等问题。

youdao