The spline finite strip method, which has a high precision, was adopted to calculate and predict the work rolltemperature field and crown.
采用一种具有较高精度的样条有限条法对轧制过程中工作辊的温度场和热凸度进行计算和预报。
2
Now the traditional rolltemperature model has been applied to the strip temperature-controlling technology, and the shape quality has been effectively improved.
将传统的轧辊温度技术拓展到带钢温度控制技术上，能有效地提高板形质量。
3
Disasters from low temperature, frost and snow made a total direct economic loss of 159.5 billion yuan with a death roll of 162.