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第期侧抽试样与平板试样裂纹扩展速率的关系、.尹、.少l臼z了‘.、廿J.、二张宝吕焦伟辅助热稼防止焊缝砚固裂纹的研究··……关爱萍任家烈纪绍馆鹿安理硬夹层含平行裂纹的焊接接头断裂韧性试脸研究、.户、.J,‘‘U..且山月..产通了‘.、····……范瑞祥胃拐店高强钢焊接接
The relationship between the cracked specimen and the crack growth rate of the flat specimen in the first period is as follows: ································································································································································································································· .. ... ... Rui Rui Fan Rui stomach shop high strength steel welding access