The rigidity of traditional schema languages like Document Type Definitions (DTDs), W3C Schemas, and RELAX NG causes fragility.
传统模式语言如文档类型定义（DTD）、W3C Schemas 和 RELAX NG 的严格性带来了脆弱性。
2
In view of this project is the heavy steel structure, picks the double-decked trellis typerigidity 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。
3
With the features of mono- block cast type wallboard slippage press roller structure strong rigidity better stability and suitable for high-speed operation.