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介绍了磷铜针料的组成、性能、成分设计原则以及存在的主要问题，并主要评述了近年来磷铜钎料的开发和应用情况．
The composition, properties, compositional design principles and the existing main problems of phosphor bronze stitch were introduced. The development and application of phosphor bronze brazing filler metal in recent years were mainly reviewed.