提升井;
Pull out the film enough to insert it into winding shaft.
拉出胶卷,使它足够长可以插入相机的曲轴.
DC motor and tension controller are adopted in the tension control of winding shaft.
卷取轴采用直流马达加张力控制器控制张力.
This article introduces the features, equipment and safety measures of multi-rope winding shaft of hoisting system.
介绍了多绳缠绕式斜坡提升技术系统的特点 、 设备装置,及其采用的安全措施.
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