试验结果表明，新型开窗翅片的翅片间距对表面传热因子和阻力性能影响较为显著。

The results show that the j and f factors increase with the fin space and fin length decreasing, and the fin space has more obvious effect on the area of optimization factor.

youdao

试验结果表明，新型开窗翅片的翅片间距对表面传热因子和阻力性能影响较为显著。

The results show that the j and f factors increase with the fin space and fin length decreasing, and the fin space has more obvious effect on the area of optimization factor.

youdao