英汉词典

1.For a time, surface and subsurface current are in opposite directions;

在一个时期，表层和次表层的水流方向相反；

2.A major environmental concern is increase of nitrogen in both surface and subsurface waters.

在环境方面人们关注的一个主要问题是地表和地下水中含氮量的增加。

3.In this area, the radar is detecting thick subsurface ice in many locations.

在这块区域的许多位置，雷达都探测到了厚实的地下冰河。

4.It is the purpose of this book to describe the elements of subsurface-flow theory.

本书的目的是描述地下水流理论的要点。

5.The two cross correlations sum up to realize plane wave imaging at subsurface.

二者互相关求和，实现平面波地下波场成像。

6.Natural carbon dioxide gas pool is a kind of subsurface resources.

天然二氧化碳气藏是一种地下资源。