Directional overcurrent relay
[电] 定向过流继电器
🧩 词语组成解析
n. 接替人员,替班;传递;接力赛;继电器;
vt. 转播,传达;用驿马递送,使接替;分程传递;
🗣️ 情景例句
He has realized how precious health is.
他已经体会到健康的可贵。
The goods we offered last week are running out, therefore, the offer terminates on 20th July.
上周我们报价的货物现已售完,所以,此报价在7月20日终止。
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