直接交换面积是区域法计算辐射传热的基础数据。
The direct exchanging area is essential for zone method to calculate radiative heat transfer.
从段法基本概念出发，推得了柴油机缸内火焰段对整个缸壁段的辐射全交换面积计算式，并以此为基础给出了缸内辐射传热的单区段法模型。
Based on the conception of zonal method, the total radiant exchange area for flame zone to surface zone of the diesel in-cylinder was derived.
讨论了影响高速飞机红外作用距离的内外部因素，如飞机的内部传热、探测路径方向与有效辐射面积等。
The physics model of the IR radiation characteristic of high-speed aircraft was established. Ulteriorly, using this result, the …
讨论了影响高速飞机红外作用距离的内外部因素，如飞机的内部传热、探测路径方向与有效辐射面积等。
The physics model of the IR radiation characteristic of high-speed aircraft was established. Ulteriorly, using this result, the …
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