直接測數法是憑借照布鏡或織物密度(du)(du)分(fen)(fen)析鏡來(lai)完成。織物密度(du)(du)分(fen)(fen)析鏡的刻度(du)(du)尺長(chang)度(du)(du)為5cm,在分(fen)(fen)析鏡頭下面,20安染(ran)色全(quan)棉(mian)帆(fan)布 全(quan)棉(mian)印(yin)(yin)花帆(fan)布,純(chun)棉(mian)帆(fan)布,顧名思義,就(jiu)是100%的棉(mian)織物了,棉(mian)織物的優點(dian)是吸濕性強,染(ran)色性能好(hao),手感柔(rou)軟,穿著(zhu)舒適(shi),外觀樸素(su),不易蟲(chong)蛀,堅牢耐用;其缺點(dian)就(jiu)是快干性能差。全(quan)棉(mian)印(yin)(yin)花帆(fan)...