滑块安装在导轨上，并能沿着导轨滑动。
A slide block is mounted onto the guide track which can move along the guide track.
车床的主要部件都装在具有导轨的床身上，刀架与尾架可沿着该导轨滑动。
All of the principal units of the lathe amounted on a bed having ways along which the carriage and tailstock travel.
不使用时，必需做好车床的清洁保养工作，防止切屑、砂粒或杂质进入车床导轨滑动面，把导轨“咬坏”或加剧它的磨损。
When not in use, it is necessary to do the maintenance work of the lathe, prevent scraps, sand or impurity into lathe guide sliding surface, put rail "chewed" or worse it of wear and tear.
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