fin height造句

• The experimental results of air heat transfer show that the relative fin height , relative fin width , relative fin pitch and density of 3 - d ift with staggered arrangement fins all have an effect on heat transfer and flow friction . especially , the effect of fin density is bigger
  空气换热实验的结果表明：肋叉排三维内肋管的相对肋高、相对肋宽、相对肋间距以及肋密度均对其对流换热特性有影响，其中肋密度的影响较大。