直接測數法是憑借照布鏡(jing)(jing)或織物密度(du)(du)分析鏡(jing)(jing)來(lai)完成。織物密度(du)(du)分析鏡(jing)(jing)的(de)刻度(du)(du)尺長度(du)(du)為(wei)5cm,在分析鏡(jing)(jing)頭下(xia)面,20安染色(se)全棉(mian)(mian)帆(fan)布 棉(mian)(mian)帆(fan)布 就是棉(mian)(mian)線布 俗稱CC56,還有聚(ju)酯輸(shu)送(song)帶、尼龍(long)輸(shu)送(song)帶、相比(bi)棉(mian)(mian)帆(fan)布輸(shu)送(song)帶拉力大。棉(mian)(mian)帆(fan)布輸(shu)送(song)帶,適用于(yu)短(duan)距(ju)離、載量中等條件下(xia)輸(shu)送(song)物料,拉力比(bi)較(jiao)低,承重(zhong)有一(yi)定的(de)限(xian)制。由(you)全棉(mian)(mian)帆(fan)...