是蒸川,还是燕川

Is Zhengchuan or Yanchuan

济源在唐初曾有一个仅设立了两年就撤销的县,新旧唐书上记载的是"蒸川",而地方志中记载的多是"燕川"。史书在长期传钞中难免有误,而地方志在本地区有其详尽性和精准性。而文学作品的记载更有其参考价值。韩愈、文彦博、乾隆等的诗作都记载的是"燕川",有高度的一致性。

In early Tang dynasty there is a county which exists only for two years subject to Jiyuan .It is recorded in the Old and New Tang Book that named Zhengchuan but it is named Yangchuan in chorography . Mistakes are unavoidable due to long history but chorography is detailed and precise .Literature can be reference .Yanchuan appeared in the poems of Han Yu Wen Yanbo Qianlong which is in accordance .