求翻译：杨家将在民族矛盾日趋尖锐的历史时期，为保卫中原地区先进的经济、文化和人民群众生命财产安全，英勇奋战，子孙继承先辈遗志，前赴后继。是什么意思？

Legend in the ethnic conflicts intensify historical period, for the defense of the advanced economy of the Central Plains region, culture and people's lives and property safety, fought bravely, children and grandchildren inherit the ancestors behest, wave upon wave.

Yang will be increasingly sharp contradictions in the historical period, central plains advanced to defend the economic, cultural, and safety of the people's life and property, and heroic struggle, our children and grandchildren inherit regretful, ancestors.

Yang Jia in the nationality contradictory day by day incisive historical period, will be defends the area south of Yellow River area advanced economy, cultural and the people life and property security, fights bravely heroically, the descendants inherit the older generation behest, advances uninterr

The Yangs ' generals in the historical period of increasingly sharp ethnic conflicts, to defend the Central Plains advanced economy, culture and people's life and property safety, heroic struggle, sons inherit the forefathers ' legacy, advanced wave upon wave.

正在翻译，请等待...