本文利用热灯丝化学气相沉积法(HFCVD)制备了纳米量级的碳薄膜材料，对它的电学性质及场发射性质进行了详细的研究。

In this dissertation, extensive researches on the electrical and field emission properties of nano-carbon films prepared by hot filament chemical vapor deposition (HFCVD).

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实验数据还表明，快速报警响应时间与气体分子浓度和真空计规管灯丝的发射电流密切相关。

The results show that the alarm time depends strongly on both the gas concentration and the emission current of the ionization gauge.

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介绍了一种采用自适应技术的开关型稳压电源，对电视发射机大功率发射管的冷态灯丝平滑上电压，有效提高了发射管的使用寿命。

The switch mode regulated power supply using self - adjusting technique is introduced. In TV transmitter, it is used to the large power transmit-ting tubes with variable voltage for cold filament.

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