The separated solvent vapour is cooled and recycled back to the extractor for reuse, which can improve the solvent efficiency.
分离出的溶剂汽体进行冷凝冷却回收后送回浸出器再次使用，提高溶剂的使用效率。
The separated solvent vapour is cooled and recycled back to the extractor for reuse, which can improve the solvent efficiency.
分离出的溶剂汽体进行冷凝冷却回收后送回浸出器再次使用，提高溶剂的使用效率。
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