以下为句子列表：
英文: A brief description of the operation of overhead traveling cranes for water power station and development of crane electric control technologies is given, and two practical combination operation systems of two overhead traveling cranes for water power sta
中文: 摘要根据国内水电站机房用桥式起重机的工作特点，结合起重机电控技术的发展，介绍了2种切实可行的起重机并车作业电气控制系统，即转换开关并车系统和可编程序控制器(PLC)通讯并车系统。
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英文: For the high tensile bolt connection between girders and carriages of double girder overhead traveling crane with electric hoist, this paper analyzes the forces exerted on the bolts and gives their strength check procedures.
中文: 摘要介绍了葫芦双梁主梁与端梁连接的高强度螺栓的校核过程，通过分析高强度螺栓的受力特点，建立校核模式，总结校核步骤及方法。
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英文: In response to it, an overhead traveling crane box-girder optimal design software is developed and use of this software can solve the material wasting problem well.
中文: 对箱形主梁进行了优化设计软件开发，应用该软件起到了很好的效果。
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英文: The overhead traveling crane used at a cold strip mill factory is given to study the deformation, stress distribution and load capacity of the main girder with 3D-FEA Shell-to-Solid Submodel method.
中文: 以某冷轧带钢厂桥式起重机偏轨箱形梁为例，采用三维有限元法“板到体子模型”技术，比较分析了加强板2种焊接方式下主梁的变形、应力分布和承载能力。
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英文: The paper expounds a way to get stress amplitude spectrum of main girders of overhead traveling crane through computer simulation combining virtual prototype technology and computer random simulation.
中文: 摘要本文将虚拟样机技术与计算机随机模拟方法结合，探讨了通过计算机仿真的方法获得桥式起重机主梁应力幅谱的基本途径。
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