求翻译：设计二阶巴特沃思型LC低通滤波电路实现滤波功能。可利用式（3-13）和（3-14）计算巴特沃思滤波电路中的各元件。是什么意思？

Design of second-order Butterworth-type low-pass LC filter circuit filtering. Can use equation (3-13) and (3-14) calculate Butterworth filter circuit of the various components.

Design 2 bands Butterworth low-pass filter circuit realization LC type Filtering feature. may use-style ( 3 - 13) and ( 3) calculation - 14 Butterworth filter circuits of the various components.

Designs two step Butterworth the LC low pass filter circuit realization filter function.May and (3-14) calculates in the Butterworth filter circuit using type (3-13) various parts.

Design of erjiebatewosi LC low-pass filter circuit filtering. Available (3-13) and (3-14) calculation of Butterworth filter circuits for each component.

Design two steps Butterworth type low to strain the circuit of unexpected turn of to realize and strain the function of unexpected turn of while being coherent LC have. The utilizing type (3-13) can be with (3-14) calculating Butterworth strains every component in the circuit of wave.