It swirls, as circular motion in air masses is the response to conflicting forces, as seen in the circular motion of tornadoes and hurricanes.
就如我们所看见的龙卷风和飓风进行着圆形运动，由于气团应答着相互冲突的力量，大气层也在进行旋转运动。
Cost Effective Operation. This equipment saves more than 30% energy than pulse jet circular baghouse as it does not need air compressors.
运行费用低。本设备更节能，不需要空压机等气源供给设备，比脉冲反吹圆布袋除尘器节能30%以上。
The relationship between the onset of CVD and meteorological factors including temperature, air pressure, relative humidity, wind velocity was analyzed by circular distribution analysis,.
圆分布分析脑血管病发病的季节规律；直线相关、多元逐步回归分析气象因素与脑血管病发病之间的关系。
The circular utilization of the flue gas can lower the air pollution caused by the waste gas exhaust and raise the heat efficiency of furnace and kiln.
又由于烟道废气大部份处于循环利用状态，从而降低了废气排放导致的空气污染，同时避免了废气排放导致的热能损失，可有效提高炉窑的热效率。
They would take off and land in a circular motion, in conjunction with the air currents generated by the magnetic field energy.
它们在旋转中起降，与由磁场能量发出的气流有关。
The conical vent system shows significantly less distortion and lower air noise at low frequencies than common circular vent openings.
锥形排气系统显示，在低频率大大减少失真，降低空气噪音比普通圆形通风口。
In this paper, experimental study on drying efficiency and energy consume of China firs wood bunch was performed in a circular hot-air dryer.
采用热风循环试验干燥机对杉木木束进行干燥速度与能耗试验，探讨杉木木束的干燥性能。
The surfaces of the discs are covered with trapezoidal protrusions, circular indentations and air holes.
转碟表面密布有梯形凸块，圆形凹坑和通气孔。
Now Tom was motioning with his hand out, palm down flat, making a small circular motion in mid-air.
汤姆伸出手来，手心平着向下，在空中划了个小圈。
Detailed mean flow and turbulence measurements of a turbulent air slot jet impinging semi-circular convex surface were experimentally investigated.
实验研究了狭缝射流撞击圆柱表面后壁面射流区的平均流动和湍流特性。
Using the moire - schlieren method symmetric and asymmetric flow fields density distributions of underexpended free jets of air from circular and square nozzles have been measured.
本文应用莫尔条纹法测出了从图形和方形喷嘴里吹出的不完全膨胀气流的密度分布。
Circular basin, double open the door design; the overall feeling view coordinated, very air.
圆盆，双开门设计；整体感观协调一致，十分气派。
Middle first bumper spacious horizontal air inlet and both sides circular fog lamp design, then brings broadly, the powerful visual effect.
前保险杠中部宽大的水平进气口及两侧的圆形雾灯设计，则带来更为宽阔、有力的视觉效果。
The utility model provides a seed-stirring device for circular tube air-sucking seed metering device.
本实用新型提出了一种用于圆管气吸排种器的搅种装置。
The opening air-gaps with circular main pole arc are usually used to improve the potential curve of commutator on non-compensable d. c. traction motors.
在无补偿直流牵引电动机中，通常采用主极极弧为圆弧的扩张气隙来改善换向器电位特性。
The main products include circular and rectangular duct fans; they are widely used in the hospital, hotel, meeting room and airport, etc for air exhausting system.
主要产品包括圆形管道风机和方形管道风机，其产品被广泛用在医院、酒店、会议室、机场等公共场所的换气和快速排气系统。
The main products include circular and rectangular duct fans; they are widely used in the hospital, hotel, meeting room and airport, etc for air exhausting system.
主要产品包括圆形管道风机和方形管道风机，其产品被广泛用在医院、酒店、会议室、机场等公共场所的换气和快速排气系统。
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