| 摘要 |
<p>An elongate railway crosstie for supporting rail tracks on a bed of stones or the like, said tie having a first end, a second end, a length between said first and second ends and a top surface, a bottom surface and a pair of side surfaces between said first and second ends, characterized in that at least one of said side surfaces has a portion of a non-planar stone- embeddable form extending between said first and second ends, so-shaped as to effect reduced lateral and longitudinal slippage of said tie within said bed, while providing a reduction in the volume of material used.</p> |
