Two positive hedging points denoted stock objective and a negative hedging point denoted order demand in the policy. 该策略三层界点的两个表示库存目标的正界点，一个表示定货需求的负界点。
Considering a control problem of failure prone production systems with demand uncertainty, an optimal trinal hedging point control policy was proposed. 摘要针对具有不确定需求层的不可靠生产系统的生产控制问题，提出一个具有最优三层界点的控制策略。
bounded point sequence怎么读 bounded point sequence是什么意思
