直(zhi)接測數法是憑借(jie)照布(bu)鏡或(huo)織物密度(du)分(fen)析(xi)鏡來(lai)完成。織物密度(du)分(fen)析(xi)鏡的(de)刻度(du)尺長(chang)度(du)為5cm,在分(fen)析(xi)鏡頭(tou)下面,滌棉(mian)帆(fan)(fan)布(bu) 棉(mian)帆(fan)(fan)布(bu) 就(jiu)是棉(mian)線布(bu) 俗稱(cheng)CC56,還有(you)(you)聚酯輸(shu)送(song)帶(dai)、尼(ni)龍輸(shu)送(song)帶(dai)、相比棉(mian)帆(fan)(fan)布(bu)輸(shu)送(song)帶(dai)拉力(li)大(da)。棉(mian)帆(fan)(fan)布(bu)輸(shu)送(song)帶(dai),適用于短距離、載量中等(deng)條(tiao)件下輸(shu)送(song)物料,拉力(li)比較(jiao)低,承重有(you)(you)一定的(de)限制。由(you)全棉(mian)帆(fan)(fan)布(bu)(CC)...