The parlous state of current yarn testing facilities is described.
介绍了目前长丝测试中存在的问题;
After testing different combinations, they chose two materials that worked: a silver-plated yarn that can light up and a kind of thread that conducts electricity.
在测试了不同的组合后,他们选择了两种有用的材料:一种可以发光的镀银纱和一种导电的线。
Based on theoretical and practical experience the author puts forward a new measurefor testing the twist of lower twist filament yarn and this measure is proved through testingpractice.
本文从理论和实践两方面提供了测定低捻长丝纱线捻度的新方法,并通过试验证明了本方法的可靠性。
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