用窗函数法设计FIR数字滤波器时的翻译：When the window function design of FIR digital filter 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

With a window function method fir digital filter design

When the window function design of FIR digital filter

Designs when the FIR numeral filter with the window function method

Use the design window function when FIR digital filters

When the window function design of FIR digital filter