...行业特色高校 » Typical characteristics of the local colleges and universities industry 轧辊身长度 » Length of roll body 我喜欢走着去上学，除非我很着急 » I like to walk to school, unless I'm very worried ..
In this article author puts emphasis upon the discussion aboutdistributionregularityofrollflatteningalong thelengthof rollbodyandoptimumroll-bendingforce, which is ofcertainvalue.