The amplifier was being used as a unity gain buffer with an electrochemical cell and the non-inverting input was connect该用户的电路中，放大器用作缓冲器，其反相端除了与电池的一个白金电极相连之外，没有其他电气连接。
The uncommitted op amp has its noninverting input connected to the GND pin.闲置(我理解，看你的应用场合)的放大器反向输入端要接到地上。