直接(jie)測數法是(shi)(shi)憑借(jie)照(zhao)布(bu)鏡(jing)或(huo)織(zhi)(zhi)物密(mi)度(du)(du)分析(xi)鏡(jing)來(lai)完(wan)成。織(zhi)(zhi)物密(mi)度(du)(du)分析(xi)鏡(jing)的刻度(du)(du)尺長度(du)(du)為(wei)5cm,在分析(xi)鏡(jing)頭下面,YH2279印花帆布(bu) 全棉(mian)(mian)印花帆布(bu),純棉(mian)(mian)帆布(bu),顧名(ming)思義(yi),就是(shi)(shi)100%的棉(mian)(mian)織(zhi)(zhi)物了,棉(mian)(mian)織(zhi)(zhi)物的優點是(shi)(shi)吸(xi)濕(shi)性強,染色性能好,手感柔軟,穿著舒適,外觀樸素,不易(yi)蟲蛀(zhu),堅牢(lao)耐用;其(qi)缺點就是(shi)(shi)快干性能差。全棉(mian)(mian)印花...