rectangular filter

短语词组

短语

• rectangular comb filter 矩形梳式滤波器
• rectangular waveguide filter 矩形波导滤波器
• qualitative grade rectangular filter sheets 方形定性滤纸
• rectangular low -pass filter 矩形低通滤波器
• rectangular waveguide low -pass filter 矩形波导低通滤波器
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