Analyzing the function of the roving frame at the wool semi-combing spinning and the effect of these questions being solved.
分析了在毛半精纺工艺中棉纺悬锭粗纱机的作用，及解决上述问题后的效果。
Analyzing the function of the roving frame at the wool semi-combing spinning and the effect of these questions being solved.
分析了在毛半精纺工艺中棉纺悬锭粗纱机的作用，及解决上述问题后的效果。
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