When Z/D is equal to 3, a secondary peak of heat transfer coefficient occurs at larger Reynolds number(Re> 16000) and near r/D=2. The secondary peak disappears when Z/D differs from 3.
当相对冲距Z/D=3时，在较高的雷诺数（Re＞16000）下，在r/D=2～2.5内出现换热系数的二次峰值；Z/D=6时，二次峰值消失。
参考来源 - 液晶测温技术及其在脉冲射流冲击换热中的应用研究The calculation of interface temperature provides the possibility to carry out theoretical calculation for heat transfer coefficient.
界面温度的计算为传热系数的理论计算提供了可能。
参考来源 - 二元混合蒸气凝结液界面温度的计算Effective heat transfer coefficient should be used to describe the insulation performance of light-frame wood wall.
应用有效传热系数指标评价轻型木结构墙体保温性能。
参考来源 - 轻型木结构住宅节能与墙体传热研究In order to solve this problem, the effects of airflow velocity and airflow direction on heat transfer coefficient of wall surface are studied in this paper.
为了解决这个难题，本文通过实验测试和系统辩识的方法研究了风速风向对墙体表面换热系数的影响。
参考来源 - 风速风向对墙体表面换热系数影响的实验研究·2,447,543篇论文数据，部分数据来源于NoteExpress
以上来源于: WordNet
The heat transfer coefficient is a perfect object variable to optimize.
在工艺参数优化时，换热系数是一个理想的目标变量。
The heat transfer coefficient is obtained by solution of semi-infinity heat conduction theory.
用半无限大导热理论对瞬态导热过程进行换热系数求解。
Moreover, the variation law of mold surface hardness and interface heat transfer coefficient were studied.
另外，研究了消失模铸造法铸型表面硬度、界面换热系数的变化规律。
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