geographical circuit technique

例句：

1. 1. The geothermal circuit technique is used to extract energy from the earth's core.
   地热循环技术用于从地球核心提取能量。
2. 2.This method is a significant advancement in the field of geothermal engineering.
   这种方法是地热工程领域的一次重要进步。
3. 3. The geothermal circuit technique has been proven to be effective in reducing greenhouse gas emissions.
   地热循环技术已被证明能有效降低温室气体排放。