life duration meaning in English
耐用期
Examples
- Experiments show that the multi - output power supply , which adopts technology of pwm switching power supply , not only satisfies the electrical requirements of dgac , but also gets a high efficiency , realizes the miniaturization and has a rather long life duration , a light mass a simple circuit , which help to the wide use of the counter
实验结果表明，采用了脉宽调制式开关电源技术的多路输出电源不仅能够满足计数管的要求，而且效率高、体积小、可靠性高、质量轻、电路简单等，有助于计数管的广泛应用。