Terms containing loop check

Subject	English	Chinese
space	closed-loop-check logic	闭环检测逻辑
telecom.	loop check	回送检验
el.	loop check	循环检验
oil, transp.	loop check	循环检查
IT	loop check	循环校验
el.	loop check	环路检查
telecom.	loop check	循环检测