例句與造句

1. This reduces the residual oil saturation and improves the macroscopic efficiency of the process.
2. The delay between a tracer that does not react with the formation ( a conservative tracer ) and one that does ( a partitioning tracer ) will give an indication of residual oil saturation, a piece of information that is difficult to acquire by other means.
3. It's difficult to find residual oil saturation in a sentence. 用residual oil saturation造句挺難的