high and low altitude jet stream  高低空急流

low altitude and low speed  低空低速

Low altitude jet stream  低空急流

Low-altitude jet stream  低空急流

coupling pattern between upper and low-level jet  高低空急流耦合

quasi-upper and low solutions  拟上下解

the coupling of upper and low-level jets  高低空急流耦合

Upper air jet  高空急流

upper and low approximations  上、下近似集

Upper and low jets  急流

Upper and low-level jets  高低空急流

upper jet stream  高空急流

Upper-and low-level jet  高低空急流

upper-and low-level jets  高低空急流

engine test bed for simulating high-altitude(low air pressure)  内燃机高海拔(低气压)模拟试验台

GLAADS Gun Low Altitude Air Defense System  低空小高炮防空系统

gun low-altitude air-defense system (GLAADS)  低空高炮防空系统

low altitude air  低空

low-air jet  低空急流