Through fifty years' development and effort, oil and gas pipeline industry in China has created a self-development way under the country's characteristics which relies on scientific and technological innovation and introduction,
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机译：@@ Through fifty years' development and effort,oil and gas pipeline industry in China has created a selfdevelopment way under the country's characteristics which relies on scientific and technological innovation and introduction,assimilation and re-innovation.Along with the completion and application of West-East Gas Transmission Pipeline Ⅰ and starting construction of Line West-East Gas Transmission Pipeline Ⅱ,in the main technology field such as design and construction,the whole oil and gas pipeline industry has reached the international advanced level,even some have reached the international top level at present.Thanks to the development process of current economic globalization and technology internationalization,scientific and technological innovation as the inevitable choice to realize continuous,effective,fast and harmonious development of China oil and gas pipeline technology.
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