圓(yuan)孔(kong)(kong)防滑板(ban)是金(jin)屬板(ban)通過數控沖(chong)孔(kong)(kong)設備(bei)沖(chong)制而成(cheng)(cheng),孔(kong)(kong)型為圓(yuan)形(xing),所以稱為圓(yuan)孔(kong)(kong)防滑板(ban);又因為沖(chong)孔(kong)(kong)成(cheng)(cheng)凸起(qi)狀態,所以也可(ke)以叫圓(yuan)孔(kong)(kong)凸起(qi)防滑板(ban)或者起(qi)鼓圓(yuan)孔(kong)(kong)防滑板(ban),因為有這凸起(qi)的(de)外形(xing)所以它可(ke)以起(qi)到防滑的(de)作用(yong)。