grade A甲级
graden.等级;年级;成绩;斜坡v.分级;评分;渐次变化
graded certificate system分级证书制度
grade separationalignment立交线形
grade of sound insulation隔声等级
grade parking performance坡道驻车性能
grade of physical culture体育成绩
grade of fine iron powder铁精粉品位
grade of fuzzy membership模糊隶属度
graded aggregate pavement级配路面
graded thermoelectric arm分段热电臂
graded insulating winding分级绝缘绕组