electric tablet造句

• From 1890, the signalling system using telegraph orders was replaced by electric tablets, later automatic tablet exchange systems were used.
• When the northern extension was opened from Cirencester to Andoversford Junction, the more modern and flexible Tyers electric tablet was adopted.
• At nationalisation, the electric tablet systems were out of order and the block sections were operated as " one engine in steam ".
• Tyers electric tablet system was installed for signalling the single line; this was a considerable improvement on the staff and ticket system used on the previously opened sections.
• The Great North had opened using a system of telegraphic train orders, and as the signalling was being upgraded this was being replaced with electric tablet working over the single line sections.
• When the line opened, it was operated on the " one engine in steam " system, but from 5 March 1899 the Tyers electric tablet system was instituted, with an intermediate signalbox at Colyton.
• The three on the main line, Shepherdswell-Eythorne, Eythorne-Eastry and Eastry-Wingham, were controlled by electric tablet, the first by Tyler's system and the other two by Webb & Thomson's.
• However, this would involve the rebuilding of the station buildings and signal boxes at Abermule and several other small stations, and it was suggested that alternate single-line sections use the electric tablet system and the older electric staff system; there would be no possibility of mistaking a staff for a tablet.
• There was a weakness at Abermule, in that the electric tablet machines and the other block telegraph instruments were kept in the main station buildings, while the signals were worked from a separate signal box at the east end of the station, and some of the points from a ground frame at the other end of the station.
• Also included in the collection are also a huge number of magazines the Society receives on its members'behalf, operating electric tablet machines, locomotive and carriage brass number plates, three locomotive headlines ( B B, J A and K . One of the more distinctive items, not actually on display but still in operating capacity is the 19th century light bulb which illuminates the now unisex ( was females ) lavatory room.