单项选择题
A.PASS灯亮绿灯、FAULT灭灯、ACTIVE灯亮黄灯、POWER灯灭灯 B.PASS灯亮绿灯、FAULT亮绿灯、ACTIVE灯亮黄灯、POWER灯灭灯 C.PASS灯亮绿灯、FAULT灭灯、ACTIVE灯亮黄灯、POWER灯亮绿灯 D.PASS灯亮绿灯、FAULT灭灯、ACTIVE灯灭杰、POWER灯灭灯
微信扫一扫,加关注免费搜题