The tail frame: installed in bed, and guide rail along the guide rail, adjusting to the longitudinal mobile work position.

尾架：安装在床身导轨上，并沿此导轨纵向移动，以调整其工作位置。

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The structure of slide rail over and under type skid bed drawing steel rail has been introduced, and the strength and rigidity of main load -bearing slide rail have been calculated.

介绍了攀钢轨梁厂钢轨收集装置——滑轨升降式拉钢台架的结构，并计算了主要受力构件滑轨的强度和刚度。

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The other side of the bed rail.

这床铁路的另一边。

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Workers will need to not only remove disabled trains, but also remove the tracks, regrade the rail bed, then lay down the tracks again, according to Finch.

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In the early days of the oil industry, a New England snowstorm or a washed-out Texas rail bed could lead to a spike in prices or even shortages for entire regions of the country.

FORBES: Ethanol: Getting There Is None Of The Fun

Africa Mercy is currently being converted in the UK from a rail ferry into a hospital ship, complete with six operating rooms and an 80-bed ward.

BBC: NEWS | Health | ''Floating hospitals' mercy missions'