结果表明，在较低的扫描速率下可获得孔径分布均匀、孔隙贯通性良好的藕状多孔结构；
The porosity of samples was measured and the characteristics of pores were investigated by scanning electron microscopy (SEM).
结果表明，在较低的扫描速率下可获得孔径分布均匀、孔隙贯通性良好的藕状多孔结构；
The porosity of samples was measured and the characteristics of pores were investigated by scanning electron microscopy (SEM).
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