三维网状结构 meaning in English

three-dime ional network structure
three-dimensional network structure

For xlpe insulated power cable , either chemical method or physical method is employed to transform the molecular structure of pe from chain into three - dimensional network , i . e . thermoplastic pe is transformed into thermosetting xlpe . after cross - linking , the thermal and mechanical properties of pe have been greatly improved while its excellent electrical property are still retained
交联聚乙烯绝缘电力电缆是采用化学方法或物理方法，使聚乙烯分子由线形分子结构转变为三维网状结构，由热塑性的聚乙烯变成热固性的交联聚乙烯，从而提高了聚乙烯的耐老化性能、机械性能和耐环境能力，并保持了优良的电气性能。