fixed coefficient

　　传统型冲淡滤波器主要是由固定系数(fixed coefficient)的线性高通滤波器(high-pass filter)和低通滤波器(low-pass filter)所组成。

... 定 to fix;to decide;to set;to determine;to order 定标 fixed coefficient;to calibrate 定分 predestination;one's lot ...