您要查找的是不是：
- HF High Frequency sonar, is used to detect a close range objects and terrain. 高频声呐,用于探测近距离物体或地形。
- Frequency domain:total frequency components(TF),low frequency components(LF),high frequency components(HF). 频域分析:总频谱成分(TF),低频成分(LF),高频成分(HF)。
- Purpose: High frequency low noise amplifier application, HF band amplifier application. 用途:用于高频低噪声放大,高频放大。
- By its super long life, HF (high frequency) electrodeless light establishes a separate sect in family of lights. 高频无极灯以其6万小时的超长寿命在照明家族独树一帜。
- Q1, Q3 and Q5 switch at high frequency (HF) while Q2, Q4 and Q6 switch at low frequency (LF). Q3和Q5会在高频(HF)切换；而Q2、Q4和Q6则会在低频(LF)切换。
- Small dissipation factor at high frequency. 高的频率和小的损耗因素.
- The suggested system consists of high frequency(HF) resonant inverter,HF transformer and HFAC pulse density modulation (PDM) converter. 该系统由高频谐振逆变器、高频变压器和高频交流脉冲密度调制变频器组成。
- High Frequency Switch-mode Rectifier for. 通信用高频开关整流器。
- High Frequency and Temperature Stability. 高频及高温稳定。
- Linear and Stable High Frequency Characteristics. 稳定的线性高频特性。
- Unfortunately MHL operating on high frequency may cause acoustic resonance, which has limited the use of HF electronic operation of MHLs till now. 可是金卤灯高频工作时存在声共振现象，引起电弧不稳、闪烁甚至熄灭，使高频电子镇流器的应用受到严重限制。
- Provides high Q characteristics in high frequency. 在高频率时提供高的品质因数(Q)值特性.
- Antistatic 50W high frequency power quick clean. 防静电50W高频功率,清洗效果显著。
- Dolphins produce a high frequency sound. 海豚可以发出高频音。
- Yadong High Frequency Welding Steel Manufacture CO. LTD提供钢卷和其他产品。
- Feature:low dissipation factor at high frequency. 特征：高频率，低损耗;容量稳定;自愈性能佳，适合高阻 Recommended Application: Timing, tuned, Oscillator circuits;
- VHFJ? Very High Frequency Jammer? 甚高频干扰台?
- CODAN HF Voice scrambler option for NGT transceivers is a simple, practical and affordable solution for communication security (COMSEC) across High Frequency (HF) radio networks. 高频语音加扰器是简单实用的NGT传输机加密器，用于高频无线电通讯网传输加密。
- Designing a signal form which is compatible both for ship and air target detection is the key to the HF (high frequency ) radar which works in a ship-plane mode. 设计同时探测海面舰船目标和海上高速飞行目标的高频地波雷达信号体制是高频地波雷达实现海-空兼容探测的关键。
- The higher frequency in the gains of chromosome No. 结果表明,鼻咽癌染色体畸变具有类型广泛、畸变率高等特点。
