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1·The controlling of guide roller in ring rolling is very important.

导向辊的控制在环件辗扩中有着重要意义。

2·Temperature variation is an important factor affecting ring rolling process.

温度变化是影响环件轧制过程的重要因素。

3·The formulae of roll force and torque are verified by ring rolling experiment.

根据环件辗扩实验结果，对文中的辗扩力和力矩计算公式进行了验证。

4·The model would be used for design of the cold ring rolling process controller.

模型已用于冷轧环工艺控制器的设计。

5·The rolling pass is one of the important technological parameters of the ring rolling process.

在环件轧制过程中，孔型是环件轧制的重要工艺参数之一。

6·Some Suggestions for in-depth research and further application of ring rolling technology are put forward.

提出了深入研究和推广应用辗扩成形技术的建议。

7·Dimension control is a key problem to be solved while applying ring rolling process to practical production.

尺寸控制是辗扩工艺应用于生产实际所必须解决的一个关键问题。

8·The research can be used as a theoretical foundation of on-line measurement and control for cold ring rolling process.

此研究为环件冷轧过程在线测量和控制提供了理论依据。

9·Present design criterion for the roller. This will be have guiding significance to the design of ring rolling technology.

在综合考虑各种因素的基础上提出了轧环机轧辊设计准则，对环件轧制工艺设计有指导意义。

10·The ring rolling simulation was analyzed based on ABAQUS. And then the qualified products were produced by D50G91 roller.

基于ABAQUS对冷辗扩过程进行了数值模拟，并在D50G91轧环机上轧制出了质量较好的环件成品。