制动运行 running under braking
铲运机行车制动器 scraper service brake
列车运行自动控制 Automatic Train Control
列车运行自动控制系统 Automatic Train Control
您应该看到，如果然后制动机制和发动机也保持良好的运行状态。
You should see if then braking mechanism and the engine are also in good working condition.
每列列车底部都安装了一个“黑匣子”，如果检测到可能影响列车运行的障碍物，可以在1.4秒内启动紧急制动。
A "black box" has been installed at the bottom of each train and it can activate emergency braking within 1.4 seconds if obstacles that might affect the running of the train have been detected.
由于青藏铁路特殊的自然地理环境和线路条件，为保证列车安全运行，对列车制动系统必须有更高的要求。
Due to the special natural and geographical environment and line conditions, some stricter requirements for the train braking system are needed to ensure the safe train operation.
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