帆(fan)布(bu)(bu)(bu)是(shi)一(yi)種較(jiao)粗(cu)厚的(de)棉織(zhi)(zhi)物(wu)或(huo)麻織(zhi)(zhi)物(wu),因最(zui)初用(yong)(yong)于船帆(fan)而得名。一(yi)般多采(cai)用(yong)(yong)平紋組(zu)織(zhi)(zhi),少(shao)量的(de)用(yong)(yong)斜紋組(zu)織(zhi)(zhi),經緯紗均用(yong)(yong)多股線。 從配料(liao)(liao)上(shang),布(bu)(bu)(bu)包與皮包相(xiang)比,形(xing)狀不牢固(gu),很容易變形(xing),所以生產(chan)布(bu)(bu)(bu)包時,一(yi)般會在面料(liao)(liao)上(shang)加壓一(yi)層無(wu)紡(fang)(fang)布(bu)(bu)(bu)(盛唐都:也就(jiu)是(shi)女孩子(zi)經常用(yong)(yong)的(de)壓縮(suo)面膜的(de)原材料(liao)(liao))來穩固(gu)包形(xing),越(yue)重的(de)無(wu)紡(fang)(fang)布(bu)(bu)(bu)的(de)價格越(yue)高,包...