double spy双重间谍
doubleadj.双重的;成双的;两倍的v.翻一番;使 ... 加倍n.两倍;双份
double tertian malaria复间日疟
double-cutting bands双刃带锯
double- ring reducer双环减速器
double-impeller pump双叶离心泵
double-throw contact切换触点,双投触点
double exposure device重拍机构
Double logarithm model双对数模型
double-consciousness双重意识
double-notched joint开槽叠接
double-line leveller双转点水准测量