doublenessn.二倍诡计doubleadj.双重的；成双的；两倍的v.翻一番；使 ... 加倍n.两倍；双份double-pipe heat interchanger套管换热器double-membrane autophagosome双层膜自噬体double side band sign generator双边频带信号发生器Double-Based Solid Propellant双基固体推进物double pole double throw switch双极双掷开关double-bilinear interpolation双线性插值double-sided loop pile fabric双面毛圈起绒织物double-acting napping machine双动起毛机double-exposure inteferometry两次曝光干涉量度学double room with private toilet带厕所的双人间