| 低温环境下十字形非传力角焊缝接头的疲劳性能 | 
| 廖小伟,王元清,吴剑国,石永久 | 
| Fatigue performance of non-load-carrying cruciform fillet-welded joints at low ambient temperature | 
| Xiao-wei LIAO,Yuan-qing WANG,Jian-guo WU,Yong-jiu SHI | 
| 图 11 断裂韧性对十字接头疲劳裂纹扩展寿命的影响 | 
| Fig.11 Effect of fracture toughness on fatigue crack propagation life of cruciform fillet-welded joints | 
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