热空气上升，冷空气补充取代之，就产生了对流气流。
As warm air rises cool air is drawn in to replace it creating a convection current.
论述了气流模型试验模拟水流运动的可能性、无压水流气流模拟的理论和方法以及应用范围。
The probability is Studied on the air flow model to modify the fluid flow in open channel as the hydraulic modelling. The principal theory, method and the range of its application are discussed.
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.
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