查询词典 class frequency

ultra-high frequency oscillator：超高频振荡器

ultra-high frequency nuclear magnetic resonance spectrometer 超高频核磁共振波谱仪 | ultra-high frequency oscillator 超高频振荡器 | ultra-high frequency receiver 超高频接收机

ultra-high frequency oscillator：特高频振荡器

ultra-high-frequency filter 特高频滤波器 | ultra-high-frequency oscillator 特高频振荡器 | ultra-high-frequency receiver 特高频接收机

ultra-high frequency generator：超高频发生器

ultra-high frequency correlator 超高频相关器 | ultra-high frequency generator 超高频发生器 | ultra-high frequency jammer 超高频干扰器

ultra-high frequency transmitter：超高频发射机

ultra-high frequency test receiver 超高频试验接收机 | ultra-high frequency transmitter 超高频发射机 | ultra-high frequency wave meter 超高频波长表

ultra-high frequency converter：超高频变频器

ultra-high frequency cathode ray tube 超高频阴极射线管 | ultra-high frequency converter 超高频变频器 | ultra-high frequency correlator 超高频相关器

ultra-high frequency jammer：超高频干扰器

ultra-high frequency generator 超高频发生器 | ultra-high frequency jammer 超高频干扰器 | ultra-high frequency nuclear magnetic resonance spectrometer 超高频核磁共振波谱仪

ultrahigh frequency converter：特高频变频器

ultrahigh frequency cathode ray tube 特高频电子束管 | ultrahigh frequency converter 特高频变频器 | ultrahigh frequency superconducting magnetometer 超高频超导磁强计

ultrahigh frequency translator：特高频差转机

ultrahigh frequency tetrode 超高频四极管 | ultrahigh frequency translator 特高频差转机 | ultrahigh frequency transmitter 特高频发射机

frequency maximum utilizable：最高可用频率

frequency mark 频率标志 | frequency maximum utilizable 最高可用频率 | frequency measurement 频率测量

frequency variation method：变频法

frequency tripler 三倍频器 | frequency variation method 变频法 | frequency window function 频率窗函数

Bob Allcock, Solicitor General：法律政策专员区义国

船民 boat people | 法律政策专员区义国 Bob Allcock, Solicitor General | 菩提树 bodhi tree

herb：草药

大约在公元10世纪左右,通过喜好航海的荷兰人,波兰人开始认识茶叶. 但是,由于饮茶有明显的治疗某种疾病的效果,波兰人把"茶"同草药联系在一起. 于是出现了与草药(herb)相联系的"茶"字(herbata),既不接近于英文的"tea",也与俄语中的"chaj"相去甚远.