A.該信號(hào)點(diǎn)的KJ B.各信號(hào)點(diǎn)的ZJ C.該信號(hào)點(diǎn)的LKJ D.各信號(hào)點(diǎn)的FKJ
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A.列車信號(hào)繼電器 B.調(diào)車信號(hào)繼電器 C.引導(dǎo)信號(hào)繼電器 D.信號(hào)繼電器