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双良节能获得发明专利授权:“带负荷平衡热交换器的直燃型溴化锂 ...
证券之星消息,根据天眼查APP数据显示双良节能(600481)新获得一项发明专利授权,专利名为“带负荷平衡热交换器的直燃型溴化锂吸收式热泵机组 ...
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