radio-frequency power supply 射频电源,射频辐射电源,射频高压电源 radio-frequency preheating 射频预热,高频预热 radio-frequency presentation 射频显示 ..
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Using Frequency preheating can greatly reduce the impact on filament, and improve the lifespan.
采用变频预热方式，减少灯丝及荧光粉的冲击，大幅提升灯管的寿命。
The effects on electric properties of PZT ceramic were investigated, including preheating temperature, frequency, environment temperature and polarization.
研究了粉体预热温度、频率、环境温度等工艺参数及条件对PZT陶瓷电性能的影响。
The efficient electronic ballast is composed of rectifier-filter circuit, high-frequency inverse transforming circuit, power regulation circuit and filament preheating circuit.
本发明提出了一种高效电子镇流器，由整流滤波电路、高频逆变电路、功率调节电路及灯丝预热电路组成。
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