讨论了双层客车上层客室地板的结构方案及振动特性。
This paper presents the structure scheme and vibration specific of top floor of double-decked train.
上层墓主端坐于祠堂之内，下层有马上及马车上的各式百戏表演。
On the upper panel we see the tomb owner sitting in the shrine. On the lower panel are acrobatic performances on horses and vehicles.
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