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Wrong side system failure
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A failure in the signalling system which causes a potentially dangerous situation to exist. for example, if a train is not detected by the signalling system, or if a train is approaching and crossing a level crossing and the flashing lights and/or boom gates fail to operate, or where a proceed signal is displayed where a stop signal should be displayed.
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Approaching, английский
Заходящий на посадку; приближающийся
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Spike, английский
- A fastener used to attach plates and/or rails to sleepers, e.g. dogspikes, springspikes, screws pikes.
- (пик, выброс) резкий выброс цены вверх или вниз и возвращение к начальному значению;
- A transient of short duration, comprising part of a pulse, during which the amplitude considerably exceeds the average amplitude of the pulse.
- A very heavy nail, 3 in. (7.6 cm) to 12 in. (30.5 cm) in length, usually having a rectangular cross section. spike-and-ferrule installation a type of gutter installation in which the gutter is fastened by means of long nails and metal sleeves. spiked-and-linked chain a heavy chain, usually wrought iron, with spikes alternating with links; attached to posts to enclose a garden.
- To disable a muzzle-loading cannon by forcing a special nail or spike into its touchhole (vent). from the latin spica = pointed ear of corn. see also spring-spike.
- Шпилька cut ~ костыль
- Order ticket that shows the stock, price, number of shares, type, and account of the order. origin: practice of placing the ticket on a metal spike upon execution or cancellation. spike is also a sudden, drastic increase in a company`s share price.
- Шпилька, на которой монсальное уравнение смыва почвы, обозначается как к/ тируется микронасадка или капельница
- Viral glycoprotein embedded within the viral capsid or envelope used for attachment to host cells
Site co-ordination centre, английский
A facility, incorporating communications, provided on an incident site as required by the incident management co-ordinator.
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