1.
An airfoil produces a lifting force that acts at right angles to the airstream and a dragging force that acts in the same direction as the airstream.
翼型产生升力的方向与气流成直角,阻力方向与气流方向相同。
2.
Multi freezing air orientation, freezing equably.
多重变换冻结气流方向，冻结均匀。
3.
the flow of air that is driven backwards by an aircraft propeller.
被飞机螺旋桨驱向后方的空气湍流。
4.
A westward moving airstream will, therefore, move equatorwards as it passes over the barrier.
因此，向西流动的气流在通过壁垒时，将向赤道方向运动。
5.
Air moves from places where the pressure is high to places where the pressure is low.
空气从压力高的地方流向压力低的地方。
6.
a steady flow (usually from natural causes).
流体（如空气或水）沿某一方向连续运动的部分。
7.
Correction of Turbulence in Horizontal Direction Using a Liquid Crystal Wave-Front Corrector
液晶波前校正器校正水平方向上的大气湍流
8.
Prediction of Void Fraction of aShe]1--side Gas-liquid Two--phase F1ow along a Horizontal Direction Transverse Horizonta1 Tube Bund]e
壳侧气液两相流沿水平方向横掠水平管束截面含气率的预测
9.
Effects of Circumferential Bowing Direction on the Aerodynamic and Acoustics Performance of the Bowed & Swept Blade Under Low Flow Rate Conditions
周向弯曲方向对弯掠叶片小流量工况下气动-声学性能的影响
10.
A current, as of water or air, moving contrary to the direction of the main current, especially in a circular motion.
漩涡与主流部分流向相反的水流或气流的一部分，尤指以圆周运动方式流动
11.
"eddy:a current, as of water or air, moving contrary to the direction of the main current, especially in a circular motion."
"漩涡:与主流部分流向相反的水流或气流的一部分,尤指以圆周运动方式流动."
12.
An inward flow or current, as of air.
向内的流体一股向内的气流或水流，如空气
13.
8 in 1979. There was an area of mesoscale convergence formed by the upper outflow of the cloud cluster and the environmental flow in the upwind.
扰动云团的高空流出气流和环境气流在云团的上风方向形成中尺度辐合区。
14.
An upward current of air.
上升气流一股向上的气流
15.
(of water)flow in the specified direction
（指水）（向某方向）流动
16.
as well as in the line of its course,
还有沿航线向前的气流,
17.
westerly component (of an air current)
气流的西向速度分量
18.
a strong downward air current.
一种强烈的向下的气流。