But this effect of the main flow to the flow inside the hot jet tube disappears after the velocity ratio become larger than 0 05.
在射流管内，低流速比时存在有紊动区，当流速比大于0 0 5以后，射流管内温度已不受主流的影响。
But this effect of the main flow to the flow inside the hot jet tube disappears after the velocity ratio become larger than 0 05.
在射流管内，低流速比时存在有紊动区，当流速比大于0 0 5以后，射流管内温度已不受主流的影响。
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