Gradenn.格拉登（音译名）graden.等级；年级；成绩；斜坡v.分级；评分；渐次变化graded gravel pavement级配砾石路面grade equivalent scale等级当等量表grade of cement mortar水泥砂浆标号graded finite elements梯度单元法grade of abrasive tool磨具硬度graded insulated cable分段绝缘电缆grade separation layout立体交叉配布grade of gypsum raw ore石膏原矿品位graded potential system坡度电位法Graded Exercise Testing分级演习试验