Alarm Relay Unit

• n. 报警继电器单元

Alarm Relay Unit的用法和样例：

例句

用作名词 (n.)

1. The operation consists of eliminating the sensor and checking for dampness in the area of the Engine Relay Unit.
   此预防性操作包括拆除此传感器及检查发动机继电器单元周围湿度两部分。