Warning: file_put_contents(/www/wwwroot/ppbbu/laei.cn/cache/84a123e97ec4303645f87592adad3720.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/laei.cn/index.php on line 58 variable-frequency oscillator例句_variable-frequency oscillator英汉例句_variable-frequency oscillator双解例句_按摩法牛津词典
To extend the lamp life, a digital-dimming controller with variable-frequency oscillator structure was designed in CCFL module. 为了延长灯管的使用寿命，在CCFL背光源模块中设计了一种基于变频技术的数字调光控制器。