Learning from practical work of the fiber optical cable maintenance, this thesis discusses the process and main point of the fiber optical maintenance, especially the general problem met in the recovery from abrupt interrupt.% 本文在借鉴以往光缆维护工作经验的基础上，通过实地操作和经验总结，以光缆维护的时效和质量为着力点，全面探讨光缆维护工作的流程和要点，重点论述了突发中断抢修工作中的普遍性问题，并给出具体的抢修措施。
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