flat junction造句
例句与造句
- This arrangement permits a London-bound electric train to join the main line from Heathrow at the same time as a Reading-bound train passes along the down main line if there were simply a flat junction one of the trains would have had to be held to allow the other to pass.
- Together with the Digswell Viaduct ( Welwyn Viaduct ) some ten miles to the south, the flat junction just north of was a major bottleneck, as northbound trains diverging from the East Coast Main Line towards and thence to had to cross one northbound ( fast ) line and two southbound ( fast and slow ) lines to access the Cambridge Line.
- Although this routing skirts around the flat junction in a curve that takes trains over a physically longer distance, it removes the need for them to dwell at Hitchin & ndash; sometimes for several minutes & ndash; awaiting a path across the tracks of the main London-Peterborough route, thus decreasing the overall journey time to Cambridge in many instances, and never increasing it by more than 40 seconds.
- It is not, however, well-grade separated; all junctions as far as Minworth are at-grade, and although most minor local roads pass over or under the rural section without interacting with it at all ( or at least are limited to left-in / left-out access only ), a new underpass has been built at Weeford, and many gaps have been stopped up, there still remains some flat junctions with major cross-roads and right-turn gaps in the central reservation even as far as the Lichfield junction itself ( beyond which, the road is of a somewhat higher standard ).
- It's difficult to find flat junction in a sentence. 用flat junction造句挺难的
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