It will be required quick and no step appearance that stretch out and draw back of the cylindrical grinder's fail rack sleeve.
外圆磨床尾架套筒的伸缩要求灵活、无阻滞现象。
Make the inserting block stretch out to the Angle steel of guiding track framework, and can draw back reliably.
使插块灵活可靠地伸出到导轨架标准节角钢上，并能可靠缩回。
"O my father, " said Rabadash. "How if I show you a way by which you can stretch out your arm to take Narnia and yet draw it back unharmed if the attempt prove unfortunate?
“我的父亲啊，”拉巴达什说道，“我给你想个办法怎么样?凭着这办法，你可以伸出手去攫取纳尼亚，万一不顺利，还可以不受伤害地把手缩回来。”
"O my father, " said Rabadash. "How if I show you a way by which you can stretch out your arm to take Narnia and yet draw it back unharmed if the attempt prove unfortunate?
“我的父亲啊，”拉巴达什说道，“我给你想个办法怎么样?凭着这办法，你可以伸出手去攫取纳尼亚，万一不顺利，还可以不受伤害地把手缩回来。”
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