我国居民生活用管道煤气工作起步比较晚 ,气化水平很低 ,和发达国家相比还有一定的差距 ,气化气已成为考核一个国家福利水平高低的重要标志。随着现代化建设的深入进行 ,国家已加大管道燃气的投资力度 ,已开始实施建设东海气田向上海、华东的输气管线 ,四川气田向湘鄂输气管线 China’s residential gas pipeline work started relatively late, the gasification level is very low, compared with developed countries there is a certain gap, gasification gas has become an important indicator of the level of a national welfare assessment. With the deepening of modernization drive, the state has stepped up investment in pipeline gas and has begun to implement the construction of a gas pipeline from the East China Sea gas field to Shanghai and East China, the gas pipeline from Sichuan to Hubei and Hubei provinces