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本文在文[1]研究的基础上对采用边缺口小试样评定焊接结构钢及其焊接接头断裂韧度的几个基本问题作了进一步研究。
Based on the study of [1], this paper further studies several basic problems in evaluating the fracture toughness of welded structural steel and its welded joints by using small notched specimens.