In this article, the mathematics model of multi stage carburizing is obtained and its physical meaning is discussed.
本文建立了多段法渗碳的数学模型，并讨论其物理意义。
The concept of dyadic shift plays an important role in the theory of Walsh functions, its physical meaning is however not get clear.
并元移位的概念在沃尔什函数的理论中有着重要的作用，但是，至今为止，未见有人对它的物理意义做出合理的解释。
The conception of equivalent mass is introduced in the calculation of flight time and its physical meaning and mathematical implication are explained.
在飞行时间的计算中，引入了相当质量的概念，并说明了它的物理和数学的含义。
应用推荐