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1975年9月20日，《延安通訊》頭版頭條刊登通訊《取火記——延川縣人民大辦沼氣見聞》，詳細介紹了陜北梁家河村的“沼氣革命”。1974年，年輕的梁家河大隊黨支部書記習近平同志帶領群眾建成了陜西第一口沼氣池，一舉打破“沼氣不過秦嶺”..
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