结果表明，主要相似准数为雷诺数（动力相似准数）。
The results show that the principal similarity criterion is Reynolds(criterion of dynamic similarity).
幸运的小朋友可能会在周末与父母见面，但这也没有准数。
If they are lucky, the young ones see their parents on weekends, but that is not guaranteed.
介绍了准数关联式中常数的两种求法：图解法、最小二乘法。
The paper introduces two methods of calculating constant and coefficient of Numbers related formula; graphical method, least square method.
应用推荐