查询词典 intermediate frequency

main internal memory：主内存储器,主存储器

main intermediate-frequency amplifier 主中频放大器 | main internal memory 主内存储器,主存储器 | main investigation 主要勘探工作

logarithmic integral：对数积分

对数图 logarithmic graph | 对数积分 logarithmic integral | 对数中频放大器 logarithmic intermediate frequency amplifier

sound intensity meter：声强计

sound intensifier 声音放大器 | sound intensity meter 声强计 | sound intermediate-frequency detector 声中频检波器

superheterodyne receiver：超外差式接收机

超外差式接收机(Superheterodyne Receiver)的原理是将接收到的射频信号与植地振荡器(Local Oscillator)混波以产生中频(Intermediate Frequency)信号,最后利用检波装置取出原始信号.

superheterodyne receiver：超外差的接收机

三次变频接收机 triple conversion receiver | 超外差的接收机 Superheterodyne Receiver | 零中频接收机 zero-intermediate frequency receiver

high iron Portland cement：高铁硅酸盐水泥

high-intermediate-frequency receiver ==> 高中频超外差式接收机 | high-iron portland cement ==> 高铁硅酸盐水泥 | high-key image ==> 高调图像

pre-evaporation：初步蒸发

pre-etching 预先腐蚀 | pre-evaporation 初步蒸发 | pre-intermediate frequency amplifier 前置中频放大器

sound lens：声透镜

sound intermediate-frequency detector 声中频检波器 | sound lens 声透镜 | sound level meter 声级计

high-interest foreign loans：高利外债

high-intensity turbulent flame ==> 强紊流火焰 | high-interest foreign loans ==> 高利外债 | high-intermediate-frequency receiver ==> 高中频超外差式接收机

Greco-Latin square：希腊拉丁方格

Granduation of curve 曲线递合 | Greco-Latin square 希腊拉丁方格 | Grand lot 大批

cunningham：帆前角下拉索

斜拉器:kicking strap | 帆前角下拉索:cunningham | 调整索:outhaul