In the multimedia room there is an expandable shelf with a projector sliding down from the ceiling and a movable projection screen right by the window acting also as a sun blind.
在多媒体室有可扩展的架子，带有从天花板滑下的投影，还有可移动投影屏，正好在窗户旁也能充当窗帘。
A novel recursive subspace method is developed based on fixed length moving window (FLMW) projection approximation used for estimating the modal parameter of linear time-varying structural system.
给出了一个新的用于线性时变参数结构系统模态参数识别的基于固定长度平移窗投影估计的递推子空间方法。
A novel recursive subspace method is developed based on fixed length moving window (FLMW) projection approximation used for estimating the modal parameter of linear time-varying structural system.
给出了一个新的用于线性时变参数结构系统模态参数识别的基于固定长度平移窗投影估计的递推子空间方法。
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