| As clean energy, natural gas will help to improve coal-based energy structure and slow the trend of air pollution in our country. Under the new situation of intense competition in natural gas terminal market, how to make pipeline gas marketing of natural gas sale corporation more focused and more efficient become key work for sustainable development of natural gas sale corporation. This research takes adaptive capacity of pipeline gas marketing in natural gas sale corporation as object, firstly, from the market property point of view, analyze natural gas market and natural gas pipeline market, define the concept of pipeline natural gas marketing based on pipeline natural gas marketing business activities, study concept of resource and dynamic, by using logical evolution method to point out that natural gas sale corporation should take dynamic concept as guide to improve market adaptive capacity of pipeline gas marketing business, and define the concept and characteristic of market adaptive ability of pipeline natural gas marketing business, study the construction of market adaptive capacity of pipeline gas marketing business; secondly, using the Delphi method repeatedly to seek opinions from experts to determine evaluation indicator system of market adaptive ability of pipeline natural gas marketing business and explain the indicators, invite five experts to score the relative importance between indicators and use Analytic Hierarchy Process to calculate weight of every indicators from every expert, then mean them to get the weight of evaluation indicator system; Finally, collect, sort out and analyze related data, use fuzzy comprehensive evaluation method to assess market adaptive ability of pipeline natural gas marketing business, propose appropriate countermeasures to main problems based on information analysis and collected problems. |