内外有高强度塑料，中间有钢丝支撑热压成形，任意弯曲不变形等特点。
And has the high strength plastic, the middle steel wire support hot forming, arbitrary bending deformation characteristics.
其主要采用整体式钢丝夹心板夹在平网中间，平网两边抹以水泥砂浆。
The utility model mainly adopts that a monolithic steel wire sandwich board is clamped between plain nets, and cement mortar is plastered on the both sides of the plain nets.
斯派尔在钢丝的一端快速旋转黄金圆环，黄色的金丝雀就从圆环的中间飞了过去，而西西站在钢丝的另一端，嘴里衔着一根麦秆来保持身体平衡。
Spyler twirls the gold rings at one end of a tightrope, the yellow canary flies through the rings, and CeCe holds the straw in her mouth for balance at the other end of the tightrope.
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