针对本工程为重型钢结构，对厂房采双层格构式刚性支撑方案，单位面积用钢量节省10%左右。
In view of this project is the heavy steel structure, picks the double-decked trellis type rigidity support plan to the workshop, the unit area saves about 10% with the steel quantity.
针对本工程为重型钢结构，对厂房采双层格构式刚性支撑方案，单位面积用钢量节省10%左右。
For this project is a heavier steel structure, plant production double-layer lattice rigid support scheme, the amount of steel per unit area save about 10%.
而一个层级式档案可以用长方形档案结构储存，亦即所有的分析单位都存到单一笔的实体记录中。
A Hierarchical file can be stored in a rectangular file structure by storing all units of analysis in a single physical record.
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