dc abbr.直流(=directcurrent)abbr.哥伦比亚特区(=DistrictofColumbia)
双语例句
According to the direct current component of the generalized instantaneous power flowing into the two-terminal network, magnetizing inrush and internal fault can be distinguished. 根据输入端口的广义瞬时功率直流分量的大小，来区分励磁涌流和内部故障电流。
