double fan双风扇,二联通风机doubleadj.双重的；成双的；两倍的v.翻一番；使 ... 加倍n.两倍；双份Double-elliptic distribution mode双椭圆分布模式double disc inhibitory synergy test双纸片抑制协同试验Double linear mapping hash function二次线性映射散列函数double- blind single delamination双盲double diagonally dominant matrices有向圈double-pole double-throw switch双刀双掷开关double heterojunction semiconductor双异质结半导体Double loop infiltration experiment双环入渗试验Double curved surface of revolution肇转复曲面Double Tonguing and Single Tonguing双吐与单吐