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low altitude jet flow 低空急流
Upper air and low altitude jet stream 高低空急流
High and low altitude jet stream 高低空急流
Minimum altitude jet flow 低空急流
low altitude jet stream 低空急流
They were flying at a low altitude. 他们在做低空飞行。
The influence of density ratio on the characteristic frequency of coherent structure on the centreline of low Re number free round jet flow has been investigated with Dual PDA. 采用激光粒子动态分析仪研究了低雷诺数时密度比对自由圆射流近喷嘴区轴线相干结构特征频率的影响。
The plane made a dive to a lower altitude. 飞机俯冲到较低高度。
Flying at a low altitude is tough enough for experts, but deadly for beginners. 在低空飞行对专业人士来说都很困难，对新手则是致命的。
Terrianexperimentation prove, when the large terrianis obviously changed, the location and intensity of influential systerm, low jet flow, the moving path of cold air will obviously change also. 地形试验证明,大地形发生显著改变后,影响系统、低空急流的位置和强度、冷空气路径等也都发生了显著改变。
The jet flow radiation computational method of axis-symmetry nozzle and rectangle nozzle are also discussed. 研究了轴对称喷管和二元矩形喷管喷气流辐射的计算方法。
The equipments are RAMS3000 intergrade control and display system for all weather &low altitude flight. 设备有用于全天候和贴地飞行的RAMS3000综合控制与显示系统。
There are two flow forms in the stepped spillways , which are skimming flow and jet flow. 1：研究表明台阶式溢洪道的水流流态可以分为跌落流和滑行流两种流态。
A method based on SEA for effectiveness analysis of AWACS for low altitude early-warning is proposed. 对预警机的低空预警效能提出了一种使用SEA进行分析的方法。
A polyphase flow numerical analog analysis has been made of the high pressure jet flow field, by way of CFD. 利用计算流体动力学(FD)方法对高压水射流流场进行了多相流的数值模拟分析。
The air is not rare at low altitudes. 在低纬度地区,空气不会稀薄。
A polyphase flow numerical analog analysis has been made of the high pressure jet flow field,by way of CFD. 利用计算流体动力学(CFD)的方法对高压水射流流场进行了多相流的数值模拟分析。
Drop torpedoes from planes at a low altitude or they might go under the ship you are targeting. 低空投放鱼雷,否则鱼雷很可能扎进深海了。
The article calculates unsteady initial shock wave produced by jet flow in launcher. 文中对贮运发射箱内燃气射流产生的初始冲击波流场进行了非定常数值模拟。
As a pilot, your task today is to do a very low altitude flight and attack the enemy troops on the ground. 作为一名飞行员,你今天的任务是做超低空飞行,并且打击敌人的地面部队。