这条残障友好步道由圆形支柱支撑，自地面漂浮起了几厘米，这些圆形支柱将步道对景观的影响最小化，也减小了构筑物总体占地面积。
The wheelchair friendly walkway 'floats' a few centimeters above the ground, supported by round columns that minimize the impact on the landscape and reduce the overall footprint of the construction.
在许多结构，利用支柱的支撑和模板费用能超过具体物的费用而且加强被联合的钢。
In many structures, shoring and formwork cost can exceed the cost of the concrete and reinforcing steel combined.
柱子，支柱细长、独撑的垂直支撑物；柱子。
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