支架：有两根枢轴联结上承板、中承板和下承板之间的距离籍支承套固定为25毫米。
Bracket: it gets two pivots to contact upper support plate, mid-support plate and lower support plate and fix the distance 25mm.
螺旋溜槽外侧设有若干个通过固定杆与固定支架连接固定的联结耳环。
The outer lateral of the spiral chute is equipped with a plurality of connection earrings which are fixedly connected with and fixing stents through fixing rods.
可通过支架联结组装成三联体或二联体，支架上有用于固定的安装孔。
Assemble into a triad body or diad body through linked bracket which has mounting holes for fixing.
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