The major problem of solvent extraction dephenolization process is that crude benzol dissolve in ammonia liquor.

以粗苯为溶剂萃取脱酚，粗苯的主要消耗是其在处理后氨水中溶解的损失。

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The major problem of solvent extraction dephenolization process is that crude benzol dissolve in ammonia liquor.

以粗苯为溶剂萃取脱酚，粗苯的主要消耗是其在处理后氨水中溶解的损失。

youdao