【摘要】 主要讨论了在生产需求随机量和时间随机量变化的情况下,如何动态决定(Q,r)库存管理模型,并给出了具体的数学模型及需求变量概率密度函数的确定。更多还原

【Abstract】 The paper mainly discusses how to determine dynamically the (Q,r) inventory model with the stochastic demand and stochastic lead rime. At last, a mathematic model and the function of probability density are brought forward.更多还原