radar warning line 中文意思是什麼
radar warning line
解釋
雷達警戒線-
It also proposed a radar system to send a warning signal to train drivers whenever an object hits the tracks. the driverless line 14, from st lazare to the new national library, was opened in 1998 and features full - height glass barriers along all platforms with sliding doors that open only when a train has arrived
從聖拉薩爾站開往新國家圖書館站的巴黎地鐵14號線是一條於1998年建成通車的無人駕駛線路,有關部門在其全線各個站臺上均安裝了足夠高的玻璃屏障,其中附設的滑動門只有在列車進站時才會打開。
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