doublerolladj.双滚筒的doubleadj.双重的；成双的；两倍的v.翻一番；使 ... 加倍n.两倍；双份double orientation双取向double seats valve双座阀double flying kick双飞腿double-satellite双星double-V antenna双V形天线double power lines双回线并列运行方式double-end curet双头牙刮匙double water glass双料水玻璃Double Dissymmetry双不对称double-run stops带料二次送进冲裁用的挡料销