可选载体：铝蜂窝芯、斜孔铝蜂窝芯

Optional carrier: Aluminum honeycomb core, inclined hole aluminum honeycomb core特色：高分解效率、低风阻、长寿命、涂层充分、定制尺寸、定制边框

Features: high decomposition efficiency, low wind resistance, long life, full coating, customized size, customized frame