Double layer flat diagonal square pyramid grids has the advantages of being simple in formation, rational in member stressing and fairly economic of steel cost among square pyramid grids system.
双层平板型斜放四角锥网架节点构造简单，受力合理，用钢量是四角锥体系网架中最小的一种形式，也是国内工程中应用较多的一种。
Double layer flat diagonal square pyramid grids has the advantages of being simple in formation, rational in member stressing and fairly economic of steel cost among square pyramid grids system.
双层平板型斜放四角锥网架节点构造简单，受力合理，用钢量是四角锥体系网架中最小的一种形式，也是国内工程中应用较多的一种。
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