double saw复齿锯
doubleadj.双重的;成双的;两倍的v.翻一番;使 ... 加倍n.两倍;双份
double breech presentation[医] 完全臀先露
double discharge gear pump双出口齿轮泵
Double gap coupling cavity双间隙耦合腔
double in/out ball mill双进双出磨煤机
double-row radial engine双列辐射型发动机
double compound foundation双重复合地基
double cerificates teacher双师型教师
double mirror galvanometer双镜式电流计