double gapadj.双火花间隙的
doubleadj.双重的;成双的;两倍的v.翻一番;使 ... 加倍n.两倍;双份
double-barreled pistol双管手枪
double domination number双控制数
double on-line standby双机热备
double emulsion adjuvant双乳化佐剂
double pipe heat tracing套管式热描记
double-tilted line ADC双斜式A/D转换器
double-channel simplex双通道单工
double-axis elliptical双轴椭圆柔性铰链
double back substitution双重回代
double - arched tunnel偏压双连拱隧道