直接測數(shu)法(fa)是憑借(jie)照布(bu)鏡或織(zhi)(zhi)物密(mi)度(du)分析(xi)(xi)鏡來(lai)完成。織(zhi)(zhi)物密(mi)度(du)分析(xi)(xi)鏡的(de)刻度(du)尺長度(du)為5cm,在分析(xi)(xi)鏡頭下面,8安染(ran)色全(quan)(quan)棉(mian)帆布(bu) 全(quan)(quan)棉(mian)印花(hua)帆布(bu),純棉(mian)帆布(bu),顧名(ming)思義,就是100%的(de)棉(mian)織(zhi)(zhi)物了,棉(mian)織(zhi)(zhi)物的(de)優點是吸濕性(xing)強,染(ran)色性(xing)能好,手感柔軟,穿著舒(shu)適(shi),外觀樸素(su),不(bu)易蟲蛀,堅牢耐用;其缺點就是快干性(xing)能差(cha)。全(quan)(quan)棉(mian)印花(hua)帆布(bu)...