doublegateadj.双闸门的(双选通的)doubleadj.双重的；成双的；两倍的v.翻一番；使 ... 加倍n.两倍；双份double-ended placenta and ovum curette双头胎盘及卵刮匙double indistinct synthetic adjudication双层模糊综合评判Double-gun open type sandblast machine双柜开放式喷砂机double mast storage/retrieval machine双立柱巷道堆垛机double-beam UV-Vis Spectrophotometer双光束紫外可见分光光度计double cylinder vertical solution filter双筒立式溶液过滤机Double -drilled laparoscopic technique腹腔镜double-deck pust-pull commuter train推拉式市郊双层旅客列车Double Beam Photoelectricity Colorimeter双光路光电比色计double-harddisk physical separate card双硬盘物理隔离卡