doubledomen.<美俚>(自以为)有高度文化修养的人doubleadj.双重的；成双的；两倍的v.翻一番；使 ... 加倍n.两倍；双份double shaking screen双层摇动筛double motor-driven双电机驱动double threaded screw双纹螺钉double-piston valve双活塞阀double -pitch auger双螺距螺旋Double-layer Fabric双层织物double-deck tablets双层片double lens magnifier双透镜放大镜Double-gap vircator双间隙虚阴极振荡器double hull structure双壳体结构

1. The process marked with a double ring is an error trapping process.
   使用双环标记的进程为错误捕获进程。