晶体三极管的输出特性可分为三个区域即 区、 和 区

A.库存现金
B.持有至到期投资
C.应收款项
D.长期股权投资
E.可供出售金融资产

nks for your letter. It has been long time that I did not receive your letter. I was glad to read your letter. It gives me all the pleasure that you have joined a coaching institute of table tennis.A．factsB．opinionsC．emotionsD．/