The experimental result showed that the electric capacity of tea measured with a numerical LRC bridge can be used to evaluate the tea quality, the rate of correct examination is above 94 %.

• 试验结果表明，采用LRC数字电桥，对以电容为主要依据的多项电特性参数值的测定，能检测茶叶的综合品质，正确判别率达94%25以上。