b : a slim crease (as to the experience) : wrinkle c : the course or path of some thing in movement : route the line of flight of the bulletalso : the corporation owning or operating it i : a succession of musical notes especially considered in melodic phrases j(1) : an arrangement of operations in manufacturing permitting sequential prevalence on
[nine] If the overhead line was elevated within the Simplon Tunnel to support taller rolling stock, a rail was utilized. A rigid overhead rail might also be Utilized in areas where tensioning the wires is impractical, as an example on moveable bridges. In modern day works by using, it is quite common for underground sections of trams, metros, and m
Melbourne has several remaining stage crossings involving electrified suburban railways and tram lines. They may have mechanical switching arrangements (changeover swap) to switch the 1500 V DC overhead with the railway and the 650 V DC of your trams, known as a Tram Square.請更新您的瀏覽�?您使用的瀏覽器版本較舊，已不再受