This paper presents the study of vertical coupling vibrations of high speed trains running on the track structures.
探讨高速列车在轨道结构上运行时的垂向耦合振动问题是列车-轨道耦合动力学更深入的理论研究。
Automatic molecular-sieve filling system, vertical coupling and vertical automatic sealing can technically guarantee the production of high-quality insulating glass units.
采用自动封闭分子筛灌装系统，立式合片、立式自动打胶，从工艺上保证了高档中空玻璃的生产。
Automatic molecular-sieve filling system, vertical coupling and vertical automatic sealing can technically guarantee the production of high-quality insulating glass units.
采用自动封闭分子筛灌装系统，立式合片、立式自动打胶，从工艺上保证了高档中空玻璃的生产。
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