目录 Module 1 An Introduction to City Gas Task 1 Classification of City Gas Task 2 Consumer Demand for City Gas Module 2 City Gas Network Task 3 Classification of City Gas Network Task 4 Supply of City Gas Task 5 Gas Network Peak Shaving Module 3 Process in Gas Transmission and Distribution Task 6 Hydraulic Calculation for Gas Network Task 7 Station Processes Module 4 Equipment and Facilities Task 8 Equipment and Facilities for Stations Task 9 Accessory Equipment for Gas Pipeline Task 10 Application Equipment for Gas users Module 5 Gas Network Construction Task 11 Gas Pipeline Construction Task 12 Quality Supervision and Inspection for Gas Pipeline Module 6 Operation and Maintenance Task 13 Station Management Task 14 Gas Pipeline Maintenance Module 7 Safety Management Task 15 Safety Management for Gas Stations Task 16 Safety Management for Gas Pipeline Task 17 Safety Emergency Response Module 8 LNG and CNG Task 18 Liquefied Natural Gas Task 19 Compressed Natural Gas Vocabulary Translations and Answers References Appendix Listening Materials