One by one mischievous little notes, spinfinishes, in my ears …
一个个淘气的小音符，旋荡在我的耳边…
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It will be helpful to the plant improving the effect of the supermicro-fiber spinfinishes. And it can make a reference for the manufacture of the supermicro-fiber domestically.
Moreover, PA6 tire cord spin-finishes were prepared using homemade polyether as main smoothness additive, whose effect of industry application test is satisfactory.