On the basis of above experiment, fracture mechanism of X60 over-heated HAZ was given using the theory of slip line field.

在上述实验结果的基础上，采用塑性滑移线场理论，提出了X60过热区在不同服役温度下的断裂机理。

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Conclusions When the angulation of healed long bone shaft fracture at lower limbs exceeds the physical weight bearing line, the condition should be treated surgically.

结论下肢长骨干骨折后成角愈合超过生理负重线基本条件后应手术治疗为好。

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The tibia adds to pressure, the high accuracy digital displacement machine affix in the two side of the patella fracture line.

胫骨端加压，高精度数显位移测量器固定于髌骨骨折线的两侧。

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Oakland right-hander Brandon McCarthy was hit in the head by a line drive last September, causing a skull fracture, an epidural hemorrhage and a brain contusion that required surgery.

NPR: Jays' Happ Hit In Head By Line Drive, Carted Off

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