京津地区； 张承地区； 生态补偿； 经济—生态合作。

Beijing-Tianjin area; Zhangjiakou-Chengde area; ecological compensation; economy-ecology cooperation.

目前，还有三条连接京津高速公路在建工程正在建设之中。

At present, there are also three expressways under construction that will link the two cities.

昨天凌晨，京津、京哈、京沪高速由于遭遇大雾，陆续封闭。

Yesterday before dawn, Beijing ferry, Beijing is breathed out, because Beijing Shanghai high speed encounters big mist, close in succession.

京津南部电网安全稳定控制系统由14个站组成，覆盖廊坊、天津、北京地区。

The stability control system for the southern Beijing-Tianjin power grid consists of 14 stations, covering Langfang, Tianjin, Beijing area.

冀京津区域降雨量、降雨日数、相对湿度等气象因子未表现出明显的变化；

The results showed that the temperature had the tendency of increasing in these regions; the rainfall, raining days and relative humidity had no significant changes;