对粗支纱，请试着使用六根并合。

For coarser counts, try with a doubling of six.

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结果表明，并合变形纱涂层织物具有优越的物理性能，可用于做特殊用途的篷盖材料。

The results indicates that combining textured yarn coated fabric possesses superior physical properties and can be used in tent products with particular use.

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从转杯纺的凝聚和并合机理出发，对三次喂给罗拉速度变化情况下转杯竹节纱竹节形态进行了深入分析。

Based on the better understanding of collecting and doubling mechanism of rotor spinning, the rotor slub shape is deeply analyzed by changing the feed roller speed three times in one slub circle.

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