在我国内陆,管道运输无疑是最好的天然气输送方式,形成完整有效的输送管网,将极大的提高天然气的利用效率。近10年来,在西气东输和川气东送等长输管道投产推动下,我国天然气消费快速升温,由2000年的245亿立方米迅速增长到2009年的887亿立方米,年均增长15.4%,天然气消 In China’s inland, pipeline transportation is undoubtedly the best way of natural gas transmission, the formation of a complete and effective pipeline network, which will greatly improve the utilization efficiency of natural gas. In the past 10 years, under the promotion of long-distance pipelines such as the West-East Gas Pipeline and the East-Gas Transmission Pipeline, the consumption of natural gas in China has risen rapidly from 24.5 billion cubic meters in 2000 to 88.7 billion cubic meters in 2009, an average annual increase 15.4%, natural gas consumption