ductube 打氣式模型

ducts n.管道；導管vt.用導管輸送

ductor n.油墨輥

ductoma 管癌

ductography 管腔造影(術)

ductless glands

ductless gland 無管腺

ductless gastric fluid analysis [交通運輸工程]無管胃液分析

ductless adj.無管的；無導管的

duction 轉(zhuǎn)向

ducting n. 管道，導管；大氣波導現(xiàn)象

ductin 管蛋白

ductilometer n.伸縮計

ductility transition 韌性轉(zhuǎn)變

ductility limit 流限

ductility earthquake-resistance [水利工程]延性抗震

ductility n.可延展性；延伸度；可鍛性；韌性

ductilimetry n.測延術

ductilimeter n.延展計(延性試驗機；延度計)

ductileness n.可展性