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The status of natural gas chemical industry and the development of chemical technology inland and abroad are summarized.
概述了国内外天然气化工的现状和化工技术的开发情况。
youdao
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The status of natural gas chemical industry and the development of chemical technology inland and abroad are summarized.
概述了国内外天然气化工的现状和化工技术的开发情况。
youdao