运算放大电路 meaning in Chinese

operational amplification circuit
operational amplifier

These chips based on this design may be used for mobile communication , personal digital assistant , portable audios etc . in this thesis , developing situation and characteristic and basic application of operational amplifiers are introduced in chapter l
这些运算放大电路可望用于移动通讯,个人数字助理,便携式音响系统,电池监测系统等产品中。第一章介绍了运算放大器的发展概况、特点以及基本应用。