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河南天冠酒精厂日产沼气30万立方米，主要用于农村供热。
Henan day crown biogas alcohol plant nissan 300000 cubic meters, it is mainly used for heating in the countryside.
youdao
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河南天冠酒精厂日产沼气30万立方米，主要用于农村供热。
Henan day crown biogas alcohol plant nissan 300000 cubic meters, it is mainly used for heating in the countryside.
youdao