rolling grade的意思|示意

Based on the feature of plate rolling process, pass correction based on gray relational grade is put into forward.

基于中厚板的轧制特点，提出了基于灰色关联度的道次修正算法。

The study and test of rolling technology were carried out because the strain-age impact toughness of D grade hull plate could not meet the standard by conventional rolling technology.

针对韶关钢铁集团公司在用常规热轧工艺开发薄规格D级船板时出现应变时效不合问题进行了研究和工业试验。

The British Standard grade 460 bars, which when quenched with left heat after rolling, are naturally aged for different times.

对采用轧后余热处理工艺生产的英标460级钢筋进行不同时间的自然时效后测定其力学性能。