doublepassadj.双程的
doubleadj.双重的;成双的;两倍的v.翻一番;使 ... 加倍n.两倍;双份
double -ended open jawed spanner双头开口爪形扳手
double room without private toilet不带厕所的双人间
double continuous driving roadways双巷连续掘进
double-loop anaerobic bioreactor双环流厌氧反应器
double-scroll chaotic attractors双涡卷混沌
double stand direct pin connection双立直插连接
double bases cooperating mechanism双库协同机制
Double immunofluorescence staining免疫荧光双重染色
double-filtration plasmapheresis双重滤过血浆成分分离
double beam microspectrophotometer双光束显微分光光度计