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4寸喇叭是多少厘米
更新时间: 2020-11-06 00:00:00  

喇叭是用英寸表示直径的,1英寸=2.54厘米,4英寸喇叭是10厘米左右。而8英寸就是20厘米,12英寸就是30厘米左右。四寸喇叭如果算上固定纸盆的金属边框,直径一般在12厘米左右。

关键词: 喇叭 多少 厘米

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