ductern.微阻计(测小电阻的欧姆表)
ductn.管道;导管vt.用导管输送
ductions and versions转向与共轭旋转
ductus paraurethrales[医] 尿道旁管
ductility-dip crack失塑裂纹
ducts submandibularis颌下腺管, 沃顿管
ductus perilymphatici外淋巴管, 蜗水管
duct velocity profile管内流速分布图
ductus deferens tumor输精管肿瘤
ductus semicirculares半规管
ductility coefficient延展性系数
ductus nasopharyngeus鼻咽管