There are data obtaining and updating system, Database system, network system, industry spatial data engineering system and data standard system in the engineering collectivity.
工程总体包括数据获得和更新体系、数据库体系、网络体系、行业空间数据工程体系和数据标准体系等。
Based on plenty of account data, engineering estimated formulas for plastic limit internal pressure were fitted for welded pipe branch junction with incomplete penetration along intersecting line.
基于大量计算数据，拟合得出整圈未焊透三通量纲一塑性极限内压工程估算公式。
Based on plenty of account data, engineering estimated formulas for plastic limit internal pressure were fitted for welded pipe branch junction with incomplete penetration along intersecting line.
基于大量计算数据，拟合得出整圈未焊透三通量纲一塑性极限内压工程估算公式。
应用推荐