理论蕴藏量采用了两个估算方法：一是采用实测的表层和深层的海水温度差；

One is based on the measured temperature difference between the surface and the deep water.

youdao

理论蕴藏量采用了两个估算方法：一是采用实测的表层和深层的海水温度差；

One is based on the measured temperature difference between the surface and the deep water.

youdao