propagationl传播
propagationn.增殖;繁殖;传播;传送
propagational reliability传播可靠性
propagation and education宣传教育
propagation of detonation起爆传播
propagation over mountain翻山传播
Propagation characteristlc传播特性
propagation of laser beams光束传输
propagation style of basin盆地扩展方式
propagation of light pulse光脉冲传播
propagation and production繁殖制种
propagation test equipment传播试验装置