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概述了非金属材料复验工作在航天产品质量控制中的重要性。介绍了QJ977A～95《非金属材料复验规定》的修订过程和原则,并对标准主要修改、新增的内容作了说明和解释
The importance of the reinspection of nonmetal materials in the quality control of aerospace products is outlined. Introduced the revision process and principles of QJ977A-95 “Regulations for re-inspection of non-metallic materials”, and explained and explained the major revisions and new additions to the standard.