The mass outflow rate minus the mass inflow rate is equal to the time rate of change of mass storage in the parallelepiped . 质量的流出率减去质量的流入率等于贮存在这个平行六面体中的质量的时间变化率。
2.
Nitrogen generators outflow rate 氮气发生器输出流量
3.
When considering the maximum multiplier effect of the whole economic area we should take a series of measures to improve the mpc of each branch area and the investment in - flow rate of the branch area with a higher mpc as well as the investment outflow rate of the branch with a lower mpc ; also to be considered is the in - flow rate of investment capital to the branch area with a higher mpc 当投资对整体区域的总体乘数效果成为关注的目标时，应当采取措施提高各子区域的边际消费倾向、边际消费倾向相对较高的子区域的投资内流比、边际消费倾向相对较低的子区域的投资外流比、期初投资流入边际消费倾向相对较高子区域的比例，以获得投资对整体区域总体乘数效果的最佳化目标。
