牵伸装置采用螺旋弹簧加压的摇架，压力稳定可靠，操作方便。
The drafting roller weighting by spring pendulum arm reliable and easy to operate.
采用国产V型牵伸装置，合理配置纺纱工艺，可以改善成纱质量，降低条干CV值。
The result shows that domestic V type draft set with reasonable spinning processing can improve yarn quality and reduce evenness CV.
至少选出的成圈位置(6)配设有用于制造由纤维材料(10)构成的纱线(11)的牵伸装置(8)。
At least selected knitting stations (6) are assigned drawing frames (8) for producing threads (11) which are formed from the fibrous materials (10).
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