- 相关词组
- specific angular frequency固有角频率
- radio frequencyn.无线电频率;
- very high frequencyn.特高频率(VHF);
- frequency allocation频率分配;
- spectral frequency光谱频率
- angular frequency角频率;
- ultrahigh frequencyn.超高频率，特高频;
- swept into扫入
- spatial frequency response空间频率响应
- spatial frequency multiplexing空间频率倍增
- spatial frequency spectrum空间频谱
- speech plus voice frequency telegraph语音加话频电报
- spatial frequency vector空间频率向量
- frequency agility频率捷变;
- acoustical frequency音频;
- frequency diversity频率分集[分隔];
- speed regulation by frequency variation变频调速
- spatial frequency characteristic空间频率特性
- speech frequency amplifier语频放大器
- sound intermediate frequency中音频
- 今日热词
- 热门搜索
- left adj. 左边的，左侧的;左派的;剩下的;n. 左，左面;[军]左翼;左派，激进分子;
- persuade v.劝说;使信服;
- business n.商业;商务;生意;事情;买卖;商业机构;营业额;公事;重要事情，要点;贸易额;营业状况;归（某人或某机构）管的事
- second det. 第二（的）;另外的;adv.以第二名/位;第二，其次;
- deer n.鹿;
- chimney n.烟囱;狭孔;
- ruler n.尺;直尺;统治者;
- best adj. 最好的;最优秀的;最合适的;最出色的;最恰当的;最幸福的;最愉快的( good和well的最高级);adv. 最好地;最出色地;最;最恰当地;最适合地;最高程度地;最高标准地
- cellar n.地窖;地下室;酒窖;
- 道琼斯 Dow Jones;
- sale n.销售（量）;特价销售，拍卖;
- medical adj.医学的;内科的;n.体检;
