n.one of the cross braces that support the rails on a railway track
同义词：tiecrosstiesleeper
RAILROAD TIE
Railroad tie
RAILROAD-TIE
Concrete railroad tie
RAILROAD TIE THAT OBVIATES THE NEED FOR A TIE PLATE
Railroad tie production in the United States, 1991.
The railroad tie industry in the central Rocky Mountain region : 1867-1900
Developing a recycled plastic/composite railroad tie
Railroad Tie Responses to Directly Applied Rail Seat Loading in Ballasted Tracks: A Computational Study
The effect and extent of railroad tie drives in streams of Southeastern Wyoming.
Capacity optimization of a prestressed concrete railroad tie
Regeneration of mahogany and Spanish cedar in gaps created by railroad tie extraction in Quintana Roo, Mexico
EFFECT OF SURFACE-STRAIN SAMPLING INTERVAL ON THE RELIABILITY OF PRETENSIONED CONCRETE RAILROAD TIE TRANSFER LENGTH MEASUREMENTS
