查询词典 apparent frequency

FH frequency hopped：跳频

FH-SS frequency hopped spread spectrum 跳频扩频 | FH frequency hopped 跳频 | FSK frequency shift keying 移频键控

Lockpin Frequency Modulation：有线电视安全监控系统

线性调频连续波:Linear Frequency Modulation Continuous Wave | 有线电视安全监控系统:Lockpin Frequency Modulation | 脉冲宽度频率调制:Pulse Width and Frequency Modulation

low-frequency padder：低频微调电容器

low-frequency oscillograph 低频示波器 | low-frequency padder 低频微调电容器 | low-frequency power amplifier 低频功率放大器

low-frequency padder：低频垫整电容器,低频微调电容器

low-frequency oscillograph 低频示波器 | low-frequency padder 低频垫整电容器,低频微调电容器 | low-frequency parameter 低频参数

frequency synthesis phaseless adjustment：频率合成无相位调整

频率分配 frequency allocation | 频率合成无相位调整 frequency synthesis phaseless adjustment | 频率响应 frequency response

Phonatory fundamental frequency range, semitones：发声基础频率范围

基础频率标准差Standard deviation of the fundamental frequency, Hz | 发声基础频率范围Phonatory fundamental frequency range, semitones | 平均基础频率震颤频率Fo tremor frequency, Hz

radio-frequency data sortation：射频资料分类法

radio-frequency current 射频电流 | radio-frequency data sortation 射频资料分类法 | radio-frequency emission testing 无线电频率放射测试

Frequency, ungrouped：未分组次数

Frequency, relative 相对次数 | Frequency, ungrouped 未分组次数 | Frequency curve 次数曲线

frequency variator：调频器

frequency variation 频率变动 | frequency variator 调频器 | frequency vector locus 频率矢量轨迹

frequency wobbling：频率摆动

frequency view of probability 概率中的频数观点 | frequency wobbling 频率摆动 | frequency wow 频率颤动

necking：颈缩加工

marking 刻印加工 | necking 颈缩加工 | notching 冲口加工

nachfräsen re-mill, finish-mill：精铣,二道铣

Nachformschleifen copy-grinding, profile grinding, contour grinding 仿形磨削 | nachfräsen re-mill, finish-mill 精铣,二道铣 | nachgeschaltete Doppelkupplung two-stage double clutch 串接双离合器