A piece insulator at a bit split in Amtrak's twelve kV catenary To permit maintenance to your overhead line without the need to turn off all the procedure, the line is damaged into electrically divided portions referred to as "sections".
With AT, the continuous length of the overhead line is proscribed due to adjust in the height of your weights given that the overhead line expands and contracts with temperature alterations.
This wire approximates the purely natural route of the wire strung involving two details, a catenary curve, Consequently the usage of "catenary" to explain this wire or often The full technique. This wire is connected for the Make contact with wire at typical intervals by vertical wires called "droppers" or "drop wires". It is supported regularly at buildings, by a pulley, connection or clamp. The full technique is then subjected to mechanical stress.
(2) : a slender small artificial tube that is certainly inserted around 1 inch into a vein (as of your arm) to deliver short term intravenous accessibility for the administration of fluid, medication, or nutrients e(one) : a wire or pair of wires connecting 1 telegraph or telephone station with A different or an entire program of this kind of wires also : any circuit within an electronic communication procedure (2) : a telephone link attempted to get a line
(2) : a strain manufactured and preserved Specifically by selective breeding or Organic lifestyle (3) : a chronological collection b : orderly arrangements produced to address prolonged army positions and presenting a entrance for the enemy
a : a protracted slender mark (as 1 created by a pencil) b : on the list of horizontal lines on the tunes staff c : the football players whose positions are alongside the road of scrimmage d : a group of three players who Engage in alongside one another as being a unit in hockey
Quite a few graphical interfaces, such as the OS/two Presentation Manager and early versions of Microsoft Home windows use command lines to phone helper programs to open files and applications.
Even though the expression shell is often made use of to describe a command-line interpreter, strictly Talking, a shell might be any plan that constitutes the person interface, which includes fully graphically oriented types.
TO LINE BEES is to track wild bees for their households in the woods. 1 who follows this occupation is named a bee hunter. [Bartlett, 1859] The verbal phrase line bees is attested from 1827.
Conversely, a single might need alternatives over the command line, website which opens a dialog box. The most recent Variation of 'Consider Command' has this element. DBase utilized a dialog box to assemble command lines, which may be further edited ahead of use.
CLIs are sometimes utilized by programmers and program administrators, in engineering and scientific environments, and by technically Superior laptop computer customers.
The second wire is straight and stage, parallel for the rail track, suspended around it as being the roadway of a suspension bridge is around drinking water.
In Unix-like operating devices, just one hyphen made use of instead of a file identify is actually a Distinctive worth specifying that a application must tackle info coming within the normal enter or send knowledge to the common output.
Overhead above a change in Toronto: Two runners for pantographs flank the trolley pole frog. To obtain excellent significant-speed existing assortment, it's important to keep the Make contact with wire geometry within just defined limitations. This is often obtained by supporting the Get in touch with wire from a 2nd wire often called the messenger wire or catenary.