A.11 B.10 C.9 D.8
A.區(qū)段空閑 B.道岔位置正確 C.紅燈燈絲的完整性 D.敵對(duì)進(jìn)路未建立
A.KJ檢查了遠(yuǎn)方次一架的FKJ落下條件 B.KJ檢查了本信號(hào)點(diǎn)的JXJ落下條件 C.KJ檢查了本信號(hào)點(diǎn)的FKJ吸起條件 D.KJ檢查了本信號(hào)點(diǎn)的JXJ吸起條件