annular fin造句

• Annular finned space radiator
  环形片式空间散热器
• Based on the above deduction , the numerical solution of the condensation heat transfer coefficient outside horizontal tubes with annular fins is obtained
  在此基础上，推导出水平环肋管在数值解法下的管外冷凝表面传热系数理论值的计算公式。
• Through analysis , the theoretical solution of the condensation heat transfer coefficient of horizontal tubes with annular fins is obtained . the theoretical results are compared with the experimental ones
  本文通过理论推导，获得了水平环肋管外冷凝表面传热系数的理论计算公式，然后把理论值与实验值进行了比较。
• And last , the experimental data are treated by using a program , and a comparison between the theoretical and the experimental results of the condensation heat transfer coefficient outside horizontal tubes with annular fins is conducted
  最后，编写了计算程序，进行数据处理，求得管外冷凝表面传热系数的理论值与实验值，对二者进行了比较，分析了误差产生的原因，提出了冷凝器的改进方法。