小块金属的接地电容在电路中产生小相位调整。
The capacitance to ground of that bit of metal produces a small phase adjustment in the circuit.
这种滤波器只需要OTA器件和接地电容，适合于MOS技术集成。
The filter needs only OTAs and grounded capacitors and is convenient for being realized by MOS technology.
该方法设计的滤波器电路只用晶体管、电流源、接地电容即可实现。
Only transistors and grounded capacitors are required to realize the filter circuit.
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