Block

Block. Section of track whose boundaries are marked by signals. An absolute block prohibits entrance of a train into an occupied block. A permissive block permits an additional train(s) to follow an earlier train into the same block. Operation of blocks includes manual and automatic blocks.

Admin добавил 09.02.2012 в 15:52
Вы можете дополнить или изменить данную статью, нажав кнопку Редактор