对自由振动圆柱后尾迹中的湍流普朗特数进行了实验研究，并与刚性柱体尾迹的结果作了比较。
Turbulent Prandtl number of wakes generated by a free vibrating cylinder were investigated experimentally, and results were compared with those of rigid cylinder wakes.
在实验结果的基础上提出了普朗特摩擦系数关系式的新系数，与常用的摩擦系数关系式相比，扩大了普朗特摩擦系数关系式的雷诺数应用范围。
A new coefficient of Prandtl's relation was obtained from the experimental data. Compared with three conventional relations of friction factor, the range of Reynolds number was extended.
在实验结果的基础上提出了普朗特摩擦系数关系式的新系数，与常用的摩擦系数关系式相比，扩大了普朗特摩擦系数关系式的雷诺数应用范围。
A new coefficient of Prandtl's relation was obtained from the experimental data. Compared with three conventional relations of friction factor, the range of Reynolds number was extended.
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