(上接第 14期 )由长期实践的经验得出 :一个性能优良的有线电视系统 ,科学的规划是主导 ,正确的选型是前提 ,合理和严谨的设计是根本 ,精心的施工是基础 ,准确的调试是关键 ,快捷的维修和规范化的管理是保证。这 6个环节是不可分割的整体 ,任何一个环节出了问题 ,都会影响有线 (Continued from the 14th) from the experience of long-term practice that: a good performance of cable television systems, scientific planning is the dominant, the right selection is the premise, reasonable and rigorous design is fundamental, careful construction is the foundation, Accurate debugging is the key, efficient maintenance and standardized management is guaranteed. These six links are indivisible whole, any part of a problem, will affect the cable