直接測數法是(shi)(shi)憑(ping)借照(zhao)布(bu)鏡(jing)(jing)(jing)或(huo)織(zhi)物密(mi)度(du)(du)分析(xi)鏡(jing)(jing)(jing)來完成。織(zhi)物密(mi)度(du)(du)分析(xi)鏡(jing)(jing)(jing)的(de)刻度(du)(du)尺長度(du)(du)為5cm,在(zai)分析(xi)鏡(jing)(jing)(jing)頭下面(mian),一塊長條形玻璃片上刻有(you)一條紅線(xian)(xian), 手(shou)套(tao)機縫(feng)制的(de)針腳(jiao)越細密(mi),帆(fan)布(bu)手(shou)套(tao)就越結實,一般不會開線(xian)(xian)。買帆(fan)布(bu)手(shou)套(tao)的(de)人都明(ming)白(bai)這個道理。手(shou)套(tao)開線(xian)(xian)是(shi)(shi)一件很郁(yu)悶(men)的(de)事。所(suo)以(yi)我們無(wu)論(lun)采用明(ming)線(xian)(xian)還是(shi)(shi)暗線(xian)(xian)縫(feng)制的(de)手(shou)套(tao),針腳(jiao)兒的(de)長...