n.夹层
It is concluded that the long and flat shape of the interlayer decreases the first bend natural frequency. 分析指出一阶整体纵向弯曲固有频率偏低是由夹层的扁平长结构导致。
The depth of a buried soft interlayer will influence the rupture process and the rupture range of the overlaying soil. 软夹层埋置深浅的不同使上覆土层的破裂过程和破裂范围表现出一定的差异。
