以下为句子列表：
英文: Abstract: In this paper,the stress field in a long rectangle platen being upset(after bulge profile emerging)is resolved by mathmatic analytic metho d,the tension stress zones formed elliptic shape curves in upset are found thro ugh quantitative calculati
中文: 文摘:本文用数学解析法求解了矩形长板镦粗时(出现鼓肚)的应力场，定量计算出镦粗体内存在呈椭圆曲线的拉应力区，并得出拉应力区与镦粗基本参数的关系。
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英文: Abstract: Taking the underground powerhouse in a huge hydropower station as an example,the authors studied distribution pattern of the secondary stress field of surrounding rock mass with nonlinear finite element method of the large-spaned underground pow
中文: 文摘:以某大型水利工程拟建地下厂房为典型实例，应用二维非线性有限元分析方法，研究大跨度、高边墙地下厂房区二次应力场分布规律，并评价围岩的稳定性。
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英文: An analysis of piedmont structures and ground stress field in southern margin of Junggar basin is made in this paper.
中文: 通过对准噶尔盆地南缘山前构造与地应力场分析,认为构造复杂、目的层深、地应力作用强烈是制约勘探进程的主要因素。
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英文: Based on the analyses of structural features, volcanic activities, sequence construction and so on, It is believed that Liaohe Basin has experienced the period of dextral transtensional stress field in Late Jurassic-Early Cretaceous, Middle and Late Paleo
中文: 对构造现象、火山活动、层序充填型式等多种实际资料的分析表明：辽河盆地经历了侏罗纪末－白垩纪早期、古新世中后期、始新世中后期、中新世等右旋张扭应力场作用阶段，以及白垩纪晚期、古新世初期、始新世早中期、渐新世、上新世以来等左旋压旋应力场作用阶段。
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英文: Based on the analyses of the physical and mechanical properties of ore/rock and the behavior of ground stress field in the deep deposit of Fankou Lead-zinc Mine, the authors researched the unloading measures to prevent and control rock burst in mining the
中文: 根据凡口铅锌矿深部矿岩体的物理力学性质及地应力场特性，对凡口矿深部矿床开采的岩爆防治措施进行了研究，并应用三维弹塑性有限元程序对各种防治措施引起的应力分布进行了数值模拟分析，以期为凡口铅锌矿深部矿床开采的岩爆控制提供决策依据。
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