您要查找的是不是：
- Through testing, its noise figure is 5.5dB, mixing gain is 5dB, its image frequency rejection adds up to 19dB, which all meet the requirements for the system (NF=7.5dB, Gain=3dB) . 经测试，该接收机前端的噪声系数为5.;5dB，变频增益为5dB，镜频抑制度为19dBc，均超过了系统要求的指标(噪声系数7
- The influence of different parameters on mirror frequency rejection is analyzed to ensure the pulse edge character after intermediate frequency sampling and to reduce mirror frequency as much as possible. 分析了不同系统参数对镜频抑制的影响 ;以保证脉冲边沿特性 ;并尽可能减少镜频影响 .
- minimum intermediate frequency rejection 最小中频抑制比
- intermediate frequency rejection 中频抑制
- Interference Frequency Rejection Unit 干扰频率滤波器
- intermediate frequency rejection ratio 中频抑制比
- transconductance cut off frequency 跨导截止频率
- He bit off a large piece of the apple. 他咬下一大块苹果。
- He is a great guy, a chip off the old block. 他是一位好人，就像他父亲一样。
- The front cover of the novel has been torn off. 这本小说的封面已被撕掉。
- He cut off a bunch of grapes to entertain us. 他剪下一串葡萄招待我们。
- I fell off my bike and went arse over tit. 我跌下自行车，一头号栽到地上。
- The singer led off with a popular ballad. 歌唱家首先唱了一首流行的民歌。
- He headed a crowd off from the wrong exit. 他上前阻止人群从错的出口出去。
- He neatly fended off a jab at his chest. 他利落地挡开了当胸的一击。
- The bubonic plague swept off most of the villagers. 那场淋巴腺鼠疫夺去了大部分村民的生命。
- He drank off the flagon of wine amid their cheers. 在他们的喝彩声中他喝了一大瓶酒。
- The parvenu invited guests but they all hung off. 这个暴发户邀请了客人，但是他们都不愿意去。
- It's a bad habit for a boy to toss off. 对一个男孩来说，手淫是个坏习惯。
- I scrubbed hard at the stain to see if I could get it off. 我使劲擦这个污迹，看能不能将它去掉。
