这些专家尤其关注北极的空气流动的新模式可能会扰乱北半球的急流——很明显的是，这种气流正在削弱并向北方移动。
These experts are especially concerned that new patterns of air movement in the Arctic could disrupt the Northern Hemisphere's jet streams - which are apparently weakening and moving northward.
空气流动水平或垂直空气流动，这取决于应用和均匀度要求。
Air flow Horizontal or vertical air flow, depending on the application and uniformity requirements.
这种方式产生的暖气流带着新鲜空气流入人的鼻子，带走了身上的汗味及其它混浊气体，最后，到达房间的顶部，并在那里从排气孔排出。
The warm air flow produced in this way feeds the nose with fresh air, picks up the sweat and others from the human body and arrives at the top from where it is taken away by the exhaust air outlet .
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