三线插头 meaning in English
three wire plug
three-pin plug
Examples
- Three way plug with socket
三线插头连座 - Operation rules should be strictly followed . the instrument adapts with a mono phase three pin plug , which connects to the earth for safety
严格按操作要求使用仪器,本仪器采用单相三线插头，连接地线以确保用电安全。