迎角，机翼翼弦在空气中向前运动时与自由气流之间的夹角。
Angle of ATTACK, the Angle of the wing chord in relation to the free stream airflow as it moves forward through the air.
这种紊流使风洞内的流谱与在较高的雷诺数下自由气流中的流谱相似。
This turbulence caused the flow pattern in the tunnel to be similar to the flow pattern in free air at a higher Reynolds number.
有效阻隔风雨对室内的侵袭，具有防风挡雨的功能，由于气流的反射作用，即使开空调也不用关闭纱窗，可自由交换新鲜空气。
The effective barrier to indoor storm hit, with wind rain, due to the reflection of the airflow, even if the air conditioning is not turn off the screen, can be a free exchange of fresh air.
自由空域的目的是要使固体从气流中分离出来。
The purpose of the free board is to allow the solids to separate from the gas stream.
能够自由改变气流方向。
随着风洞宽高比的减小，断面内中垂线上的气流摩阻速度与自由流速的比值以及受风洞边壁影响的气流厚度均增大。
Both the ratio of friction velocity to free stream wind velocity and the thickness of airflow are subject to the sidewall effect, showing the increase trend with the decreasing aspect ratios.
该吸嘴采用四轮支撑，与底盘采用多自由度联接，使得吸嘴能随地面状况自动找平，保持了吸嘴与地面吸入气流间隙。
The use of four Xizui support, and a multi-chassis connectivity freedom, can make Xizui with automatic leveling the ground situation, maintaining a Xizui inhaled air and ground space.
当一股气流自由膨胀时，运动着的气流构成一个假想的圆锥体，其轴线与气流的轴线相重合。
When an air jet is allowed to expand freely, the moving air is contained within an imaginary cone whose axis is coincident with that of the air jet.
帘片采用独特的通气孔设计，可以自由调节室内外空气流通。
The curtain piece uses the unique air vent design, may freely adjust inside and outside the room the air current to catch.
木质面板背后的空间创建了对流气流，让表皮能通过通风口自由呼吸，通风口雕刻在雪松面板座位和接缝上。
The space behind the wood panels created convection currents that allow the skin to breathe through the ventilation pores that were carved into seats and seams of the cedar panels.
空气流可以被导入接近切割部件的帘线通道，以便有助于引导帘线的切断自由端通过通道到达敷贴器组件。
A stream of air may be directed into the cord line passageway proximate the cutting member to assist in threading a severed free end of the cord through the passageway to the applicator assembly.
运用以湿空气为自由基源物质的直流电晕自由基簇射系统，研究了烟气在反应器内的滞留时间、烟气流速和NO浓度对NO氧化过程的影响。
Using an air-H_2O DC corona radical shower system, the influences of reside time of flue gas in the reactor, velocity of flue gas and NO concentration on NO oxidation process were studied.
通过风洞试验，对带升降副翼控制的自由翼气动特性也进行了实验研究，验证了位于自由翼后缘的升降副翼可有效地控制自由翼相对气流的平衡迎角。
The aerodynamic characteristics of the free wing are investigated in this paper. The wind tunnel test results shows that the control of the angle of attack of the fre…
通过风洞试验，对带升降副翼控制的自由翼气动特性也进行了实验研究，验证了位于自由翼后缘的升降副翼可有效地控制自由翼相对气流的平衡迎角。
The aerodynamic characteristics of the free wing are investigated in this paper. The wind tunnel test results shows that the control of the angle of attack of the fre…
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