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[¸í»ç] trestle
µî±Þ : SAT
´Ü¾î : trestle

¶æ : (ŹÀÚ µîÀ» ¹ÞÄ¡´Â) °¡´ë[¹öÆÀ ´Ù¸®]

¶æ(¿µ¾î) : An open braced framework for supporting the horizontal stringers of a railwaybridge