Other lines of business include on-board systems for rail vehicles, platform door systems.

克诺尔的其它业务范围还包括轨道交通的车上系统和站台屏蔽门系统。

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If the form is the use of sliding doors, as well as the fixed rails, hanging rail and other options, if the sliding door hardware is not good, long time push-pull devices are easily damaged.

如果是采用推拉门形式，还有固定滑轨、吊轨等多种选择，如果推拉门的五金件不好，时间长了推拉的器件容易损坏。

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The unique roller system, make excellent guide rail, accurate balancing mechanism, ensure that door body smooth operation, lighter and noise.

独特的滚轮系统，制作精良的导轨，精确的平衡机构，确保门体运行平稳、轻巧、无噪音。

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Bennie glances out the door toward the rail overlooking the living room, trying to get a glimpse of Alice.

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The impact saw the guard rail break the drivers' side door and cause the injuries to Kubica.

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And one of those investments is going towards revitalizing the site right next door, preparing it for new construction, and building a rail spur that connects to the Norfolk Southern line that runs through town.

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