Chongqing Gas Field of Petro China Southwest Oil&Gasfield Company Chongqing 400021 China;
Chongqing Gas Field of Petro China Southwest Oil&Gasfield Company Chongqing 400021 China;
Chongqing Gas Field of Petro China Southwest Oil&Gasfield Company Chongqing 400021 China;
Chongqing Gas Field of Petro China Southwest Oil&Gasfield Company Chongqing 400021 China;
Sichuan National Inspection and Testing Co. Ltd. Luzhou 646000 China;
Chongqing Gas Field of Petro China Southwest Oil&Gasfield Company Chongqing 400021 China;
Chongqing Gas Field of Petro China Southwest Oil&Gasfield Company Chongqing 400021 China;
Chongqing Gas Field of Petro China Southwest Oil&Gasfield Company Chongqing 400021 China;
Eastern Sichuan; Gas field water; Characteristics of water quality; Category; Organic compounds;