Normally, the repeater switch is kept turned on and is capped so that it will be free from being
Touched by the operator.(1.0)
A.intentionally B.consecutively C.accidentally D.accurately正确答案C
Normally, the repeater switch is kept turned on and is capped so that it will be free from being
Touched by the operator.(1.0)
A.intentionally B.consecutively C.accidentally D.accurately正确答案C