... 阀式轨道电路 VALVE TYPE TRACK CIRCUIT 调频轨道电路 frequency modulated track circuit 长轨道电路 long track circuit ...
基于28个网页-相关网页
... 无绝缘轨道电路 jointless track circuit 阀式轨道电路 value-type track circuit;valve type track circuit 音频轨道电路 audio frequency track circuit ...
基于2个网页-相关网页
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