• 配合青藏铁路工程应用,配制抗冻强度较高、适合青藏铁路预应力混凝土高性能混凝土。

    An experimental investigation was conducted to provide high-performance concrete, with high frost resistance and proper strength, to construction of precast elements of Bridges in Qing-Zang railway.

    youdao

  • 直接针对采青藏铁路工程中的粘土根据低温三轴试验结果进行冻土强度静强度对比研究。

    The dynamic and static strength of frozen silty clay are studied based on the results of the low-temperature dynamic and static triaxial test with samples taken from Qinghai-Tibet Railway.

    youdao

  • 导出适用于变渗透率多孔介质无量纲控制方程,并针对青藏铁路工程建设,分析了碎石护坡路堤冬季自然对流降温效应的产生演化过程

    Triggering and evolution of winter-time natural convection cooling effect in fractured-rock revetment embankments of the Qinghai-Tibet Railway are investigated by means of an air-flow function.

    youdao

  • 导出适用于变渗透率多孔介质无量纲控制方程,并针对青藏铁路工程建设,分析了碎石护坡路堤冬季自然对流降温效应的产生演化过程

    Triggering and evolution of winter-time natural convection cooling effect in fractured-rock revetment embankments of the Qinghai-Tibet Railway are investigated by means of an air-flow function.

    youdao

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