conditional extraction constant 条件萃取常数
chelate extraction constant 螯合物萃取常数
extraction equilibrium constant 萃取平衡常数
The extraction of acetic acid by amines is a kind of chemical extraction. There are some connections between reaction equilibrium constant and distribution equilibrium constant.
胺类对乙酸的萃取为化学萃取，反应平衡常数与萃取平衡分配系数有一定联系。
The main work and administration of this machine is constant pressure extraction.
本机主要工作及管理是定压抽气。
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