relay semiautomatic block
... all-relay interlocking 继电联锁；继电集中联锁 all-relay semiautomatic block 继电半自动闭塞 alluval deposit 合金钢轨 ...
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relay semiautomatic block
继电器半自动块
以上为机器翻译结果，长、整句建议使用 人工翻译 。
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Based on the analysis of the all relay semiautomatic block which are widely used, this paper discusses the feasibility of the semiautomatic block with microcomputer.
对当前大量使用的继电半自动闭塞设备进行了分析，并研究了实现微机半自动闭塞的可行性。
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