winding head

Rewinding: The process of winding the film from the take-up reel to the supply reel so that the head end, or start of the reel, is on the outside.

倒片：把胶片从卷片轴倒到放片轴上，使胶片前面或者说卷轴的开始部分在外圈。

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The filament winding head is a typical form of the rotor system with parameters slow time-varying.

化纤长丝卷绕头是典型的参数慢时变转子系统。

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If Angle sun valley, rate line has swelling, nodules, for less Yang blood winding block, appropriate diarrhea; Head d acupuncture point week has a swelling, nodules, Yang Ming blood for collaterals block, appropriate diarrhea.

若角孙、率谷线有肿胀、结节，为少阳血络阻滞，宜泻；头维穴周有肿胀、结节，为阳明血络阻滞，宜泻。

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Experiences in the "two deck" reform of Model TM-800 spin-winding machine are introduced that is, from 2 head spinning changes to 4 head for the production of polyester fine filaments.

本文介绍了对TM-500型纺丝卷绕机进行双层化改造，由二头纺改为四头纺生产涤纶细旦丝的经验。

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