单词low frequency
n.: 长波
网络: 低频；低频率；低音
长波
【物理学】低频(率)
低频率的
In the paper, three field circuit ground protections with low frequency voltage injection which have been used are introduced.
文章对国内目前已经投入运行的三种低频电压注入式励磁回路接地保护进行介绍。
The properties of high frequency hydraulic shaking table are high speed, easy to install and having huge force in low frequency.
电液伺服振动台的特点是低频时推力大、响应速度快、重量轻、易安装等等。
On the contrary, the SCS summer monsoon tends to be weak when the inactive state is dominant for the low frequency oscillation.
反之，如果不活跃状态处于主导时，南海夏季风往往会偏弱。
This work is of great significance to understand the outer orientation technology with low-frequency electromagnetic waves.
这对进一步了解低频电磁波外定位技术有重要意义。
A sound with a high frequency is said to be high-pitched and a sound with a low frequency is low-pitched.
高频率的声音有较高的音调，低频率的声音音调则较低。
Quite a few of the low-frequency oscillations reported at home and abroad are due to large disturbances.
国内外报道的低频振荡事故中，有不少是由大扰动激发后出现的。
however , evidence is accumulating that exposure to extremely low frequency electromagnetic field may produce a lot of biological effects.
然而越来越多的研究提示，极低频电磁场可引起有害的生物效应。
Finally, watermark is embedded in the low frequency coefficients of every sub-block.
最后将水印信息嵌入到各子块小波分解后的低频部分。
The company is specialized in producing high-, low-frequency transformers, coils and inductors Rectifier-owned enterprises.
本公司是专业生产各种高、低频变压器，电感线圈和整流器的独资企业。
Experiment shows that the system has a good effect for compensating the low frequency disturbance of the environmental magnetic field.
实验结果说明，该系统对环境磁场的低频扰动具有较好的补偿作用。