中国铁路中国铁路发现 (42).ppt
( 4.5 )《中国铁路中国铁路发现 (42).ppt》由会员分享，可在线阅读，更多相关《中国铁路中国铁路发现 (42).ppt（8页珍藏版）》请在淘文阁 - 分享文档赚钱的网站上搜索。
1、Section Signal Block SystemSection Signal Block SystemWhat Is the Section Block?？Railway in the early daysBall signalSection Signal Block SystemDown directionDown directionXX StationXX StationXX StationXX StationSection Signal Block SystemBlock postXX StationXX StationSectionSectionSection Signal Bl
2、ock SystemThere are 3 conditions to implement section block:1.To verify that the section line is unoccupied;2.Available tokens for entry to sections;3.The section is blocked once a train is allowed to occupy a section.Telegram or telephone block train staff or tablet block semi-automatic block autom
3、atic blockAt present,the automatic block is mainly used by the railways,and the semi-automatic block is used in some places.What Is the Section Block?？Section Signal Block SystemBlock sectionBlock sectionXX StationBlock sectionSection Signal Block SystemXX StationXX StationSection blockSection blockDeparture stationReceiving stationWorking Principle of Semi-automatic BlockDown directionSection Signal Block SystemBlock sectionBlock sectionXX StationBlock section
- 配套讲稿：
如PPT文件的首页显示word图标，表示该PPT已包含配套word讲稿。双击word图标可打开word文档。
- 特殊限制：
部分文档作品中含有的国旗、国徽等图片，仅作为作品整体效果示例展示，禁止商用。设计者仅对作品中独创性部分享有著作权。
- 关 键 词：
- 中国铁路中国铁路发现 42 中国 铁路 发现 42
淘文阁 - 分享文档赚钱的网站所有资源均是用户自行上传分享，仅供网友学习交流，未经上传用户书面授权，请勿作他用。
限制150内