fixed block
| control system
| fixed block | |
| railw. sec.sys. | block med fasta blocksträckor |
| control system | |
| IT el. | reglersystem |
| |||
| block med fasta blocksträckor | |||
| blòcksträcka | |||
| English thesaurus | |||
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| FB | |||
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fixed block : 7 phrases in 3 subjects |
| Agriculture | 1 |
| Information technology | 3 |
| Transport | 3 |