求翻译：灌南广播电视网络有限公司和江苏广播电视信息网络股份有限公司签订“灌南县有线电视数字化项目合作协议” ，标志着灌南县有线电视数字化整体工作已经全面启动．是什么意思？

Guannan and Jiangsu Radio and Television Network Limited Broadcasting Network Co., Ltd. signed "Guannan digital cable project agreement", marking the Guannan overall digital cable has been started.

Irrigation South broadcasting Television Network Limited and Jiangsu Television Broadcast Information Network Co. , Ltd. signed the "Irrigation Cangnan County cable TV digitization project Cooperation Agreement" ), which marked the Cangnan County cable TV digital whole blaze has already started work

South fills the broadcast television network limited company and the Jiangsu broadcast television information network limited liability company signs “fills the Nan county cable TV digitization project cooperation agreement”, symbolized filled the Nan county cable TV digitization whole work already

Guannan broadcast television network limited and the information network of Jiangsu broadcast television company limited signed "Guannan County CATV digitization project cooperation agreement", marks the Guannan County CATV digitization work already started.

正在翻译，请等待...