Methods Establish a model of experimental gastric stress ulcers induced by internal capsule hemorrhage, and determine the levels of PACAP and VIP in plasma and stomach tissues by RIA.
方法建立大鼠内囊出血并应激性胃溃疡模型，测定血浆及胃组织匀装中垂体腺苷酸环化酶激活肽、血管活性肠肽含量。
The computation of static model and dynamic model show that the internal stress of the rubber pad concentrates at the corner of the stress-bearing surface.
静态模型和动态模型计算结果表明，橡胶垫内部应力集中出现在受力面转角处。
In this article, the elastic model of lattice vacancy is critically analysed, and a general expression for the interaction energy of vacancy with an arbitrary internal stress system is given.
本文分析了点阵空位的弹性模型，给出点阵空位与任意内应力系统的相互作用能量普遍表达式。
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