Signalling by the ‘block system’ (see block, n. 19c). Also attributive, as blocking inspector.
| 单词 | θ202695 |
| 释义 | society > travel > rail travel > railway system or organization > [noun] > types of signal system > operation of (2) blocking1903 Signalling by the ‘block system’ (see block, n. 19c). Also attributive, as blocking inspector. block working1904 the working of railway traffic on the block system (see 19c). |
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