1) low frequency currents
低频电流
1.
Effects of low frequency currents on Rheum tanguticum Maxim seeds germination and activities
低频电流对唐古特大黄种子萌发及活力的影响
2.
By introducing orthogonal optimized experiment method,Tanggula rhubarb seeds were processed with low frequency currents combined with gibberellin,and their germination and activity are studied.
采用正交设计研究低频电流和赤霉素相结合对唐古特大黄种子萌发及活力的影响。
2) Low frequency current field
低频电流场
3) low frequency time-harmonic current
低频时谐电流
4) Low-frequency current trealmenl
低频电流处理
5) low frequency a.c. generator
低频交流发电机
补充资料：低频
1.指应用于某一技术领域中的最低频率范围。例如，无线电波段中，将30～300千赫范围内的频率称低频;电子放大电路中，将接近音频(20赫兹～2万赫兹)的频率称为低频。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条