coulometric electrochemical detector翻译是否库仑计检测器?哪位老师可以介绍一下该检测器的原理和用途. 我看到有这样描述该检测器的 the $$lc is equipped with a coulometric electrochemical detector with electrode 1 set at 0.45V and electrode 2 set at 0.75V, both having a positive(oxidative) polarity and a 4.6-mm *25-cm column that contains packing L1.