block system

英語（米国） (en-US) 英語（イギリス） (en-GB)

名詞

(rail transport) On railways, a system by which the track is divided into sections of three or four miles, and trains are run by the guidance of electric signals so that no train enters a section or block before the preceding train has left it.

日本語の意味

鉄道において、線路を一定距離（通常3～4マイル）ごとに区間（ブロック）に分け、電信号により列車の進入を制御し、安全運転を確保するためのシステム。

英語の意味

(rail transport) On railways, a system by which the track is divided into sections of three or four miles, and trains are run by the guidance of electric signals so that no train enters a section or block before the preceding train has left it.

このボタンはなに？

The engineers upgraded the block system to improve safety and ensure that no train entered a section until the previous one had cleared it.

技術者たちは安全性を高めるために自動閉塞方式を改良し、前の列車が区間を離れるまで後続の列車がその区間に入らないようにした。

詳細

意味（1）

(rail transport) On railways, a system by which the track is divided into sections of three or four miles, and trains are run by the guidance of electric signals so that no train enters a section or block before the preceding train has left it.

Signalling was by the standard 'block' system of the time, which prevents any two trains being on the same track section at once, but this was operated with boldness, with margins shaved. The Metropolitan would prove to have an excellent safety record nonetheless.

詳細

block systems （ plural ）