午夜小片|一级电影中文字幕|国产三级一区|精品久久久久久久国产性色av,国产一级黄色网,久久久久久久久久福利,久草超碰

A research group conducted a survey on the development and usage of coalbed methane (CBM) in the city of Jincheng, Shanxi province, on March 4-5.

A research group conducted a survey on the development and usage of coalbed methane (CBM) in the city of Jincheng, Shanxi province, on March 4-5.

The group was led by Gao Shiji, director-general of the Research Institute of Resources and Environment Policies at the Development Research Center of the State Council (DRC), and it discussed issues such as mining rights, land usage, preferential policies, and environmental impact, with officials from China United Coalbed Methane Corp.

In addition, the group conducted field research on the company's CBM exploration, development, purification, gathering, transportation, and sales.

A research group from the DRC conduct field research on the company's CBM exploration, development, purification, gathering, transportation, and sales.