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随着有线电视事业的快速发展,各有线电视台、站的线路都已从短距离的集镇中解脱出来,由短距离1—2km向长距离的10—20km发展,由此便产生了在短距离不曾遇到的长距离干线症状。现介绍几种本人在长距离电缆工程中碰到的症状及查得的原因和后来排除的方法,以起到对各位同行抛砖引玉的效果。
With the rapid development of the cable television industry, all the cable television stations and stations have been freed from the short distance town, from the short distance of 1-2km to the long distance of 10-20km, resulting in a short distance Never encountered long-distance trunk symptoms. Now I introduce a few of the symptoms I encountered in the long-distance cable project and check the reasons and later excluded methods to play a feat for your colleagues.