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1.優(you)選膠(jiao)(jiao)(jiao)管(guan)型(xing)(xing)(xing)號 ME666型(xing)(xing)(xing)膠(jiao)(jiao)(jiao)輾具有彈性好、硬(ying)度(du)低、變形小、抗靜(jing)電等優(you)點,從而使(shi)成紗(sha)條(tiao)干質量穩定在烏(wu)氏 1989公報(bao)25%? 5()%的水平上,G5 '1型(xing)(xing)(xing)細紗(sha)機膠(jiao)(jiao)(jiao)輯國產(chan)代 用,先后用NFR-878型(xing)(xing)(xing)、硬(ying)度(du)邵(shao)(shao)氏A68的雙層(ceng)膠(jiao)(jiao)(jiao)管(guan)(如(ru)東紡 織(zhi)橡膠(jiao)(jiao)(jiao)廠產(chan)品(pin)(pin)).871型(xing)(xing)(xing)和(he)849型(xing)(xing)(xing)冃(mao).硬(ying)度(du)邵(shao)(shao)氏A70的鋁襯(chen)膠(jiao)(jiao)(jiao)管(guan)(無錫(xi)揚名橡膠(jiao)(jiao)(jiao)廠產(chan)品(pin)(pin)).硬(ying)度(du)邵(shao)(shao)氏A72膠(jiao)(jiao)(jiao)管(guan)(無錫(xi)縣產(chan)品(pin)(pin)), WRC 871型(xing)(xing)(xing)、硬(ying)度(du)邵(shao)(shao)氏A64的鋁襯(chen)膠(jiao)(jiao)(jiao)管(guan)(無錫(xi)橡膠(jiao)(jiao)(jiao)二廠產(chan) 品(pin)(pin)),分別套(tao)入國產(chan)7019型(xing)(xing)(xing)芯殼。紡紗(sha)對比試驗結果(guo)如(ru)表1-