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- Based on sampling theorem, the modulation is completed by direct sideband spectrum shaping and linear frequency translation. 该方案基于带通信号的抽样理论，通过直接边带成形和线形频谱搬移来实现调制过程。
- electro-optic frequency translation 电光移频
- wideband optical frequency translation 宽带光频变换
- He varied the transmission frequency. 他变换了无线电传送的频率。
- frequency translating transponder 变频转发器
- A unit of frequency equal to one cycle per second. 赫兹频率的单位，等于每秒一周
- Fatal accidents have decreased in frequency over recent years. 近年来死亡事故发生的频率已经下降。
- We can often correlate age with frequency of illness. 年龄的大小往往与发病率有关。
- Accidents on that highway are happening with increasing frequency. 那条高速公路上车祸发生得越来越频繁。
- frequency translation stage 变频级
- He tuned his radio to the police frequency. 他把无线电调到警方的频率。
- frequency translation diagram 频率变换图
- frequency translation equipment 频率转换设备
- optical frequency translation 光频变换
- He manipulated the frequency dial of the radio. 他开始调拨频率键盘。
- The pitch depends on the frequency. 音调的高低是由频率决定的。
- The resulting frequency varies by a few percent. 最终频率有少许变动。
- I am majored in audio frequency amplifier. 我主修音频放大器。
- Small dissipation factor at high frequency. 高的频率和小的损耗因素.
- Spread the palpitate frequency love till ending. 循着心跳的频率爱到永不分离。
以上内容独家创作，受著作权保护，侵权必究
海词词典，十七年品牌
