Terms containing loop back

Subject	English	Chinese
telecom.	loop back acknowledgement message	环回证实消息
IT	loop back address	回送地址
IT	loop back checking	回送校验
tech.	loop back function	回送功能
IT	loop back mirror protocol	回送［环回］镜像协议
comp., net.	loop back mirror protocol	回送镜像协议
met.	loop back roll	活套辊
tech.	loop back test	回送试验
oil	loop back test	回送检查
tech.	loop back test	线路循环试验
comp., net.	loop back testing	回送测试
space	loop back verification	回送校验