grade A甲级
graden.等级;年级;成绩;斜坡v.分级;评分;渐次变化
Graded Bass Rings and Duality分次Bass环及其对偶
grade correlation coefficient等级相关系数
Graded-index optical fibers梯度型光纤
grade of copper concentration铜精矿品位
graded professional education等级的职业教育
graded insulation transformer分段绝缘变压器
grade changing of main member主材变坡
grade-separated interchange立体交叉