doublyadv.加倍地;双重地;二倍地
doubly re entrant winding双口式绕组
Doubly selective channels双选择性信道
doubly-charged acceptor双重电荷受主
doubly fed wind generator双馈风力发电机
doubly clad optical fiber双包层光纤
doubly plunging anticline双倾伏背斜
doubly-fed series motor双重馈电整流式串激电动机
doubly-connected domain[计] 双连通域