您要查找的是不是：
- radio frequency choke coil 射频扼流圈
- audio frequency choke coil 音频扼流圈
- low frequency choke 低频扼流圈
- In electronics, undesirable low frequency currents interfering with a desired signal, and usually caused by a poorly screened alternating mains supply. 在电子学领域，一种不希望发生的低频电流，它干扰所要求的信号。通常这种现象是由于交流供电线路屏蔽不良引起的。
- Used in power-transfer transformer and choke coils. 转换电源用变压器和扼流圈。
- The abnormal colours of seedlings turned a low frequency. 颜色异常的苗木出现频率较低。
- The comon mode choke coil series is effective for comon mode noise suppression in digital equipment which radiation is caused from cables. 共模线圈系列能有效抑制数位设备内由电缆辐射出之共模。
- Laser direct writing of micro-OVD with low frequency templates[J]. 引用该论文 魏国军;周小红;周雷;陈林森.
- If it is a low frequency sound, it is processed as an analog signal. 对低频声进行传统的处理。
- Power-transformers,choke coils,communication standby transformers. 电源转换用变压器及扼流圈，通讯设备用变压器等。
- The direction of the low frequency current with maximum frequency was also WSW. 低频流出现频率最多的方向和潮流基本一致。
- Medium SMES (200 MVA) are able to compensate some low frequency disturbance. 中型SMES(200MVA),这类SMES能补偿某些低频度的扰动
- The machine is dedicated for I.F.T. coil, Choke Coil, Packins Coils and other coils applications. 此机种特别设计适用于产品;如:中周线圈;塞流圈及其他线圈.
- This effect is obvious at lower frequency band. 这种效应在振动低频区段更为显著。
- Helmholtz resonator has a good noise eliminating performance at low frequency. 亥姆赫兹共振腔具有良好的低频消声性能,被广泛地应用于低频消声方面。
- Power-transformers, choke coils, communication standby transformers. 电源转换用变压器及扼流圈，通讯设备用变压器等。
- Computers, Power supply, EMI/ RFI Suppression and Wideband choke coils. 电脑、源、mi/FI回波抑制和宽带杂波抑制电感线圈。
- Armstrong was forced to use avery low frequency barely above audibility. 当时这样的频率被认为是“高频”，但只不过是现在所用调幅波段的底部而已。
- Computers,power,supply,EMI/RFI Suppression and Wideband choke coils. 电脑，电源，EMI/RFI回波抑制和宽带杂波抑制电感线圈。
- Peak indicator light and LF (low frequency) switch per mono channel. 每路单声信道具有峰值指示灯及低频切除开关。
