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- power line frequency 电源频率
- Compact, power line filters for home appliances. 简洁,家用电器用电源滤波器。
- Keep away from the high-tension power line. 勿靠近高压电线。
- Power line not connected or open circuited. 电源未联或开路。
- A 16,000-volt power line is very dangerous. 伏特是由它的发现者命名的。
- Voltage provided to a ballast by a power line or power supply. 由电源或输电线输入到包括镇流器的电压。
- Objective To develop a wavelet noise canceller that cancels muscle electricity and power line hum in wide range of frequency. 目的设计小波去除噪声方法消除心电内肌电和宽频率范围的工频干扰。
- How to get the real time channel frequency response in power line OFDM communications by use of the characteristics of power line channel is discussed. 文中介绍了利用电力线信道的性质,在OFDM通信中实时获得信道传输特性函数的方法,并通过实验证实了该方法的有效性。
- High Performances, Wide range Double stage Power Line filters. 高性能,范围广双极电源滤波器。
- Low voltage power line carrier automatic meter recording system. 低压电力线载波集抄系统。
- Standard FTT10A transceiver and Optionally Power Line Transceiver. 标准FTT10A收发器或者可选电力线收发器。
- This system uses the battery as supply power, and adopts instrumentation amplifier wtih high performance as preamplifier, so that we can improve the CMRR and input impedance, and decrease the line frequency noise effectively. 本系统由电池供电，采用高性能的仪表放大器进行前置放大，以提高共模抑制比和输入阻抗，有效抑制工频干扰。
- Accessories:Screw, 3M mucilage glue, videoline, power line. 液视摄像机;配件:5米视频线一条;钻头一个.
- CBF series are able to be applied to large current DC power line. CBF系列的晶片能够应用于大电流的直流电源信号线.
- Typically caused by distortions to the frequency components below the horizontal line frequency . 它沿水平方向逐步扩展,通常是由低于行频的频率畸变造成的。
- They were undergrounding power lines. 他们正铺设地下电力线。
- Specially designed for suppressing DC power line disturbances. 专为抑制直流电源线干扰而设计.
- Winds brought down power lines, sparking a fire. 大风刮断电线，引起了火灾。
- Because characteristic of electron gun job is restricted, scanning frequency included line frequency and field frequency two concepts. 由于电子枪工作特点限制，扫描频率包括了行频与场频两个概念。
- To shoot at power lines and related facilities. 向电力线路设施射击;
