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base.stl55.52MB
beam_bottom.stl24.31MB
beam_top.stl15.67MB
floor.stl55.92MB
stairs.stl16.82MB
±³À°¿ë 3dÇÁ¸°ÅͼÒÀç(¹«µ¶¼º Çʶó¸àÆ®) 2018-08-04