draw ratio
英 [drɔː ˈreɪʃiəʊ]
美 [drɔː ˈreɪʃioʊ]
压延比；拉伸比；牵伸比
双语例句
- Through crossed experiment, the effects of spinning speed, draw ratio, tow temperature at DF3 exit on strength and elongation of1.
通过正交实验分析了纺速、拉伸倍率、DF3出口处丝束温度对1。 - Thermal behaviors of POY PET with different draw ratio are investigated by means of the DSC and DMA thermal analysis.
利用差示扫描量热（DSC）和动态热机械分析（DMA）方法对不同拉伸倍数的涤纶POY长丝进行测定。 - In the multi-stage drawing. The distribution of draw ratio and the selection of draw temperature are key factors which have influence on maximum draw ratio.
多级拉伸中，拉伸倍数的分配徊拉伸温度的选择是影响拉伸倍数的关键因素。 - The results indicate that elongation and strength of fiber precursor reduced by adding pore-forming agent, but increasing draw ratio is benefit for improvement of the fiber strength.
结果表明，加入造孔剂后原纤维的伸长率和强度都减小，但增加拉伸倍数有利于原纤维强度的提高。 - Spinning technological parameters were determined such as drying temperature, spinning temperature and rate, draw ratio.
确定了干燥温度、纺丝温度和速度、牵伸倍数等主要工艺参数。 - The influences of formation condition and draw ratio in melt spinning on the hollowness of Circular cross section hollow polyester fiber are studied.
本文就熔融纺丝成形条件及后拉伸倍数对圆中空聚酯纤维中空度的影响进行了探讨。 - The primary factors affecting the structure and properties of the resulted fibers during pre-oxidation included pre-oxidation temperature and time and draw ratio.
指出预氧化过程中影响纤维结构与性能变化的主要因素有预氧化温度、预氧化时间和对纤维的拉伸倍数等。 - In addition, high draw ratio will increase the melting point and crystallization rate of the soft segments for both types of segmented copolymers.
此外，高倍拉伸会提高上述二类多嵌段共聚物中软链段结晶的熔点和结晶速率。 - The spinning process for star type PET/ PA6 composite fiber was introduced. The effects of component ratio, spinning temperature, draw ratio, drawing temperature on the production and the product quality were discussed.
探索了PET/PA6星型复合纤维纺丝工艺，讨论了两组分复合比、纺丝温度、拉伸倍率、拉伸温度等条件对复合纤维的生产过程及产品质量的影响。 - The increment of draw ratio made the fiber diameter lower, surface rougher and the density heavier.
拉伸倍数的增大使得纤维的直径变细、表面粗糙度增加、密度增加。