直(zhi)接(jie)測數法是憑借照布(bu)(bu)鏡或織(zhi)物密(mi)度(du)分析鏡來完成。織(zhi)物密(mi)度(du)分析鏡的刻度(du)尺(chi)長度(du)為5cm,在分析鏡頭(tou)下(xia)面,8安染色全棉(mian)帆布(bu)(bu) 棉(mian)帆布(bu)(bu) 就是棉(mian)線布(bu)(bu) 俗稱CC56,還有聚酯(zhi)輸(shu)送(song)(song)帶(dai)(dai)、尼龍輸(shu)送(song)(song)帶(dai)(dai)、相比(bi)棉(mian)帆布(bu)(bu)輸(shu)送(song)(song)帶(dai)(dai)拉力大。棉(mian)帆布(bu)(bu)輸(shu)送(song)(song)帶(dai)(dai),適用于(yu)短距(ju)離(li)、載量中等(deng)條件(jian)下(xia)輸(shu)送(song)(song)物料,拉力比(bi)較低,承(cheng)重有一定的限制(zhi)。由(you)全棉(mian)帆布(bu)(bu)...