对重力卫星微加速度计位移检测电路的输入输出关系进行了详尽的推导，对各种噪声进行了分析，并选取一组典型参数计算了具体数值。
Various type of noises of displacement detecting circuit of accelerometer for gravity satellite are analyzed and computed through deriving the relationship between input and output.
作为全差分微加速度计检测电路的电荷放大器，必须进行低噪声设计。
The charge amplifier for the interface circuit of full different accelerometer needs lower noise design.
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