在工程设计、建筑规划等领域，经常需要将PDF格式的图纸转换为CAD可编辑格式（如DWG/DXF）。由于PDF是图像或矢量混合格式 ...
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Abstract: Intelligent reflecting surface (IRS) is an enabling technology to engineer the radio signal propagation in wireless networks. By smartly tuning the signal reflection via a large number of ...
WESTERLY — The Cup has returned to Boston after a productive run on the ice Sunday. While it wasn't the Boston Bruins hoisting the Stanley Cup, a group of amateur curlers from the North End Curling ...
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