It is studied by using NCEP/NCAR reanalysis data (1980-1999) that the relationship between the northward jumps of the upper westerly jet location and two important events of the East Asian summer monsoon activity the onset of summer monsoon over the South China Sea(SCS) and the beginning of the Meiyu rainfall in the Changjiang River and the Huaihe River basins.
利用美国NCEP/NCAR再分析资料 ( 1 980～ 1 999年 )探讨了东亚夏季风活动的两个重要事件 ,即南海夏季风爆发和江淮流域梅雨起始 ,与东亚高空西风急流位置北跳的关系。
EXPERIMENTAL INVESTIGATIONS ON THE FEASIBILITY OF TPD METHOD FOR SOOT VOLUME FRACTION MEASUREMENT IN HIGH-SPEED AIR FLOW NONPREMIX FLAME
TPD法测量高速空气流乙烯非预混火焰适用性研究
LES of Airflow Organization in the Passenger Compartments of the Air-conditioned High-speed Train
高速空调列车内气流组织的大涡模拟
Aerodynamics Based Study of Pantograph High-speed Current Collection
基于空气动力学的受电弓高速受流研究
The faster fuel movement through the high-speed system causes more air to bleed into the system.
经过高速系统的较高流速的燃油会引起较多的空气渗入系统。
a jet or rocket engine based on a form of aerodynamic propulsion in which the vehicle emits a high-speed stream.
基于空气动力学的推进喷气和火箭发动机内部产生高速流。
The air just emerging from the nozzle is highly energetic and, as it moves away from the nozzle, it entrains some of the surrounding air which tends to slow the mass down.
气流刚出喷嘴时能量最高,随着飞行距离的增加,周围的空气被卷进来,会使运动着的空气减速。
hypersonic ramjet engine
高超音速冲击式空气喷气发动机
During a storm it moves very rapidly.
风暴来临时，空气流动速度极快。
Effect of Air Flow Rate and Air Temperature on Wood Drying Rate;
空气流速和温度对木材干燥速率的影响
Study of Air Entrainment and Prevention of Cavitation by Mean of Aerator;
高速水流掺气与通气减蚀的试验研究
The Stress Analysis of Near Space Balloon during Ascent
平流层高空气球升空过程中应力分析
high velocity induction air conditioning system
高速诱导式空气调节系统
Numerical Calculation of Aerodynamic Drag of Train in Tunnel
隧道中高速列车空气阻力的数值计算
Numerical Simulation on the Aerodynamic Drag of High-Speed Train of Evacuated Tube Transportation System;
真空管道运输高速列车空气阻力数值仿真
Study on the Vibrating Flow Type of Submerged High-Speed Gas Jets in a Two-Dimensional Water Tank
二维水槽中高速气体射流的振荡流流型研究
Strain rate effects on the integral burning velocity of laminar premixed CH4/air and C3H8/air flames
火焰拉伸对甲烷/空气和丙烷/空气层流燃烧速度的影响
air moving (sometimes with considerable force) from an area of high pressure to an area of low pressure.
从高气压的地方到低气压的地方的空气流动。
Study on Turbulent Characteristics and Abrasion Mechanisms of High-velocity Sediment-laden and Aerated Flow;
高速含沙掺气水流及磨蚀机理的研究