The method of computering vertical seismic force and development of researching vertical seismic effect are briefly introduced.
简要叙述了计算竖向地震作用的方法以及竖向地震作用的研究进展。
Some results are indicated that horizontal and vertical seismic force must simultaneously be considered in the seismic study and design of the prestressed-arch structures.
结果表明，在预应力拱架结构的抗震研究中，需同时考虑水平和竖向地震作用。
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