The drawing speed has little influence on the strength variable coefficient.
拉伸速度的变化对强度变异系数的影响不大。
The affection of drawing speed to the internal quality of billet was discussed.
本文研究了拉速对方坯内部质量的影响。
Comprehensive consideration, low drawing speed is good to the improvement of internal quality.
综合考虑，低拉速有益于普碳钢方坯内部质量的提高。
The drawing stress increased with the speed rise at low speed.
在低速拉拔时，拉拔应力随拉拔速度的增加而增大。
The drawing stress did not change when the speed increase further.
继续增大拉拔速度，拉拔应力变化不大。
It is worth studying the subject how to speed up drawing.
如何加快绘图速度是一个很值得研究的课题。
It is worth studying the subject how to speed up drawing.
如何加快绘图速度是一个很值得研究的课题。
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