The results show that aluminium alloy foam has a high filter efficiency, low filter resistance, large infiltration coef …

证明所研制的泡沫铝具有过滤效率高、过滤阻力小及渗透系数大的特点，其透流性能优良。

The results show that aluminium alloy foam has a high filter efficiency, low filter resistance, large infiltration coef . . .

证明所研制的泡沫铝具有过滤效率高、过滤阻力小及渗透系数大的特点，其透流性能优良。

The results show that the threshold of air breakdown decreases when laser wavelength increases, while the wavelength has no evident effect on the momentum coupling coef .

实验结果表明，在大气呼吸模式激光推进中，空气的击穿阈值随激光波长的增大而降低，激光波长对飞行器获得的冲量耦合系数没有明显的影响。