芒果视频下载

相(xiang)(xiang)(xiang)框(kuang)較(jiao)常見(jian)的封面材質(zhi)有皮具、玻璃(li)(li)、樹脂水晶、模板、ABS，這些材質(zhi)抗壓(ya)抗氧化及(ji)(ji)耐磨(mo)耐腐(fu)(fu)蝕程度(du)(du)依次增(zeng)強(qiang)。其(qi)中(zhong)ABS鋼(gang)琴烤(kao)漆(qi)冊(ce)(ce)最為流行，該材質(zhi)能抗壓(ya)抗沖擊，耐高(gao)溫低(di)溫，耐腐(fu)(fu)蝕，而且造型多變(bian)，通(tong)(tong)(tong)過(guo)鋼(gang)琴烤(kao)漆(qi)或鍍銀工(gong)藝(yi)，加以不(bu)同(tong)顏色加工(gong)，色澤更奪目，款式豐富；其(qi)次是(shi)(shi)皮具類(lei)(lei)相(xiang)(xiang)(xiang)冊(ce)(ce)，皮具相(xiang)(xiang)(xiang)對比較(jiao)傳統，但(dan)皮具類(lei)(lei)材料具有較(jiao)強(qiang)的可塑性及(ji)(ji)彈性，容(rong)易染色，通(tong)(tong)(tong)氣(qi)(qi)性佳，不(bu)起靜電，可立(li)體加工(gong)，能長期保存；琉(liu)璃(li)(li)相(xiang)(xiang)(xiang)冊(ce)(ce)通(tong)(tong)(tong)透(tou)性很好(hao)，美(mei)觀(guan)(guan)大方，美(mei)中(zhong)不(bu)足的是(shi)(shi)略(lve)顯笨重；樹脂水晶相(xiang)(xiang)(xiang)冊(ce)(ce)外觀(guan)(guan)通(tong)(tong)(tong)透(tou)大氣(qi)(qi)，但(dan)長時間(jian)存放易變(bian)色，表面容(rong)易劃傷；噴漆(qi)類(lei)(lei)相(xiang)(xiang)(xiang)冊(ce)(ce)工(gong)藝(yi)相(xiang)(xiang)(xiang)對簡單，通(tong)(tong)(tong)過(guo)拋光(guang)處理，表面光(guang)澤度(du)(du)較(jiao)好(hao)，花色豐富，該類(lei)(lei)相(xiang)(xiang)(xiang)冊(ce)(ce)比較(jiao)普通(tong)(tong)(tong)，在個性化要求較(jiao)高(gao)的市場中(zhong)占有率(lv)不(bu)是(shi)(shi)很高(gao)。