preparing drawing tension 预牵伸张力
back tension drawing 后张力拉伸 ; 后拉力拉伸 ; [机] 逆张力拉拔
The proper control of the drawing tension and humidity can increase the fiber mechanical properties.
而适当控制牵伸过程中的张力和湿度的大小，可以提高纤维的力学性能。
The drawing tension increases with the increase of drawing ratio and speed, and with the decrease of drawing temperature.
随着拉伸比、拉伸速度的提高和拉伸温度的降低，拉伸张力增大。
The dependence of the refractive index of optical fiberes on composition, temperature, warelength, M F D and drawing tension (or drawing temperature) as well as attenuation is described.
叙述光纤折射率与组成、温度、波长、模场直径和拉丝张力 （拉丝温度 ）以及衰减等因素的相互依赖关系。
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