rectangular filter

短语词组

短語

• rectangular comb filter 矩形梳式濾波器
• rectangular waveguide filter 矩形波導濾波器
• qualitative grade rectangular filter sheets 方形定性濾紙
• rectangular low -pass filter 矩形低通濾波器
• rectangular waveguide low -pass filter 矩形波導低通濾波器
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