低压继电器

low voltage relay的用法和样例：

例句

I need to buy car relay ,please and contact us.我们需要求购汽车继电器，请联系我们。
Only one relay is closed at any time.在某一时间，仅有一个继电器是闭合的。

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rtue 美德，德行 virus 病毒 vision 幻想，视觉 vital 极其重要的 vivid生动的，鲜艳的 volcano火山 voltage 电压 voluntary自愿的，志愿的 volunteer志愿者 vote票，选票 wage 工资，报酬 wagon四轮马车，大棚车 wander漫游，漫步 waterproof 防水的，不透水的 wealth

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