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阐述开展非金属材料无损评价的必要性,以及国内外研究的现状。提出了开发、研究非金属材料超声检测的具体思路。
Describes the necessity of non-destructive evaluation of non-metallic materials, as well as the status of research at home and abroad. Proposed to develop, study non-metallic materials, ultrasonic testing of specific ideas.