secondary ion二次离子
secondaryadj.次要的;从属的;中等教育的n.副手;次要位置
secondary exponential smoothing method二次指数平滑法
Secondary Surveillance Radar Processor辅助监视雷达处理机
Secondary adrenocortical insufficiency继发性肾上腺皮质功能不全
Secondary specialized nursing students中职护生
secondary water supply management mode二次供水管理模式
secondary school-leaving certificate中等学校毕业证书
secondary and tertiary economic sectors第二、三产业
Secondary acquired sideroblastic anemia继发性获得性铁粒幼细胞性贫血