英语词汇preheat current怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	preheat current
释义	preheat current 简明释义预热电流：指在启动设备或系统之前提供的电流，用于准备设备或系统的正常运行。网络释义 1 ?预热电流 ... preheating compartment 预热室 preheating current 预热电流 preheating deposit 预热产生的沉积 ... 短语 1 Cathede preheating current 阴极预热电流双语例句 1 Then current through C1, RT forms the return circuit-preheating filament. 于是，电流通过C1、Rt形成回路预热灯丝。
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