Hollow spindle spinning is also called parallel spinning or wrap spinning. It is a kind of new spinning methods.
空心锭子纺纱又称平行纺纱或包缠纺纱，是新型纺纱方法的一种。
The processing features of parallel spinning and the design of conjugated spinning beam with double shield melt canal are introduced in detail.
详细说明平行纺丝的工艺特点和双护套熔体通道的复合箱体设计。
When it's spinning parallel to the ground, support your weight on your left foot and use your right foot to power your spin; the momentum of the hoop should carry you around.
首先从前位站姿开始；让呼啦圈逆时针转起来，当旋转和地面平行的时候，把重心放到左脚上，用你的右脚来给力；呼啦圈的动力会带动你晃动。
The differences on drying, spinning, winding and parallel drawing between PTT fiber and PET fiber were pointed out. The production process of PTT DT was discussed.
着重指出了ptt纤维生产在干燥、纺丝、卷绕、平行拉伸上和PET纤维的不同，并结合实例对POY—DT工艺的要求作了探讨。
The PTT DT fiber was produced by POY spinning line and modified parallel drawing equipment.
采用POY-DT生产工艺路线，在POY纺丝线和经改造的平衡拉伸机设备上生产出PTT长丝。
The PTT DT fiber was produced by POY spinning line and modified parallel drawing equipment.
采用POY-DT生产工艺路线，在POY纺丝线和经改造的平衡拉伸机设备上生产出PTT长丝。
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