常见例句双语例句Finally take the relay valve for example, time lag characteristic of air brake actuating system is discussed and the spectrum analysis is introduced in…以继动阀为例，探讨了气制动传动系统滞后反应时间特性，并将频谱分析引入到对气制动传动系统动态特性的分析与评价中。 返回 time lag relay