It can be concluded that the two factors, mechanics and metallurgy, co-work to prevent hot crack.
随焊电磁冲击防止热裂纹的机理可以归结为冶金因素和力学因素共同作用的结果。
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因此在焊接时适当地降低热影响区的冷却速度，可以使焊接热影响区获得更优的抗疲劳裂纹萌生能力。
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Qualification and Research on the Cold Crack Sensitivity for the Fusion Zone of 9% Ni Steel Welding
9%Ni钢焊接熔合区的冷裂敏感性评定与研究
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通过检测化学成分、宏观断口及金相组织等，对锅炉省煤器U形管裂纹进行了分析。
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You know, I think it's caffeine withdrawal. Coffee's like crack to white people.
我想她把咖啡戒了咖啡对白人才起作用
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The Low-Cycle Fatigue Crack Growth Rate and Ductile Fracture Toughness for BHW 35 Steel
BHW35钢低周疲劳裂纹扩展速率和延性断裂韧度
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Finally the crack tip plastic zone CTPZ was introduced to interpret the variations of KIC.
从疲劳裂纹尖端塑性区的角度阐述了影响材料断裂韧性的因素.
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A notched specimen is designed to simulate the corrosion reaction at crack tip.
为此,文中设计了一种新颖的缺口试样,再现裂纹尖端的真实状态.
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Stress analysis in variation states at crack tip and notch crown tip is presented.
摘要分析了椭圆孔口端点和裂纹端点处的变动态应力.
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The critical strain as well as the fracture stress at crack tip can be evaluated.
利用这判据,裂纹尖端的临界应变和相应的临界应力可以确定.
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There is dislocation-free zone around the crack tip which has similar shape as the plastic zone.
各种裂纹尖端周围均存在无位错区,其形状与相应的塑性区相似.
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In creep-brittle materials, the crack tip and creep zone boundary propagate at comparable rates.
在蠕变脆性材料, 裂纹尖端和蠕变区界线宣传在可比费率.
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Thus even for very small values of stress, there will be infinite at the crack tip.
是以,即使施加很小的应力, 裂纹尖真个应力也将是无穷大.
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The research of crack-tip fields is one of the most important task of fracture mechanics.
裂纹 尖端 场的研究是断裂力学研究的重要课题之一,它一直被力学工作者所关注.
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MZT处形成MEND，MZT周围可见炎性反应，MEND七日后已脱落，表皮裂隙消失。
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