每經AI快訊，記者(zhe)從國網山西(xi)省電(dian)(dian)(dian)力公(gong)司了解(jie)到，12月19日18點50分，垣(yuan)曲(qu)電(dian)(dian)(dian)網56條輸電(dian)(dian)(dian)線(xian)路供電(dian)(dian)(dian)電(dian)(dian)(dian)源與(yu)應急(ji)電(dian)(dian)(dian)源車供電(dian)(dian)(dian)全(quan)部(bu)完成切換(huan)，垣(yuan)曲(qu)縣(xian)居民生產(chan)生活用電(dian)(dian)(dian)全(quan)部(bu)恢復。國家電(dian)(dian)(dian)網從河北、四川、安(an)徽等(deng)地調集馳援(yuan)的133輛應急(ji)電(dian)(dian)(dian)源車將于20日上午全(quan)部(bu)返回。（央視新聞）