This paper mainly analyses the causes of exceeding fiber splice loss, describes the processing method for it and it's affection to relay section losses.
本文主要分析在光缆实际接续中引起光纤接头损耗过大的原因和处理方法，以及对整个中继段损耗的影响。
The intrinsic and extrinsic causes of splice loss for optical fiber are analyzed and summarized in detail.
针对造成光纤熔接损耗的各种本征和非本征因素，进行了详细的分析和总结。
Then the mode distributions at the fiber tips and the corresponding splice loss between the two fibers were calculated, and the fusion power range for low splice loss was thus deduced.
通过分析光纤熔接损耗产生的机理，提出了降低光纤熔接损耗的一些有效措施，同时对光纤熔接损耗的测量方法进行了介绍。
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