This paper discusses a new spatial structure-composite grid slab column structure, which is designed to transform single way force into two-way force to form a spatial forcing system.
现讨论一种新型空间结构—组合式网格板柱结构，它使单向受力变为双向受力，从而形成三维受力体系。
The way adopted pipeline architecture and changed 2-D DCT/IDCT to two 1-D DCT/IDCT based on characteristic of row-column decomposition.
该方案利用DCT的行列分离特性，采用流水线设计技术，将二维DCT/IDCT实现转化为两个一维DCT/IDCT实现。
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