1) Average expected profits
平均期望效益
2) average benefit
期望效益
1.
The explicit expressions of the long-run average benefit per unit ti me under each replacement policy are calculated.
研究了两同型部件组成的可修冷备系统 ,在假定故障部件不能“修复如新”的条件下 ,利用几何过程以系统中部件 1的寿命T为策略进行了研究 ,推导出了系统经长期运行单位时间内期望效益的明显表达
2.
The explicit expressions of the long-run average benefit per unit time are calculated.
研究了单部件组成的退化可修系统,假定故障部件“修复非新”的条件下,以系统中部件的故障次数N为更换策略进行了研究,推导出系统经长期运行单位时间内期望效益的明显表达式,而且在一定条件下证明了当更换策略N*=m in N≥1 fN≤Cω+CrC时,系统经长期运行单位时间内的期望效益最大,即最优更换策略N*是所有更换策略中最优的。
3.
Assume that the component after repair is not "as good as new", by using the geometric process we consider a kind of replacement policy T of the system based on the age of the component 1, The explicit expressions of the long run average benefit per unit time under each replacement policy are calculated.
本文研究两同型部件组成的可修冷备系统 ,在假定故障部件不能“修复如新”的条件下 ,利用几何过程以系统中部件 1的寿命 T为策略进行了研究 ,推导出系统经长期运行单位时间内期望效益的明显表达式 ,并在一定条件下 ,证明了 T*的唯一存在
3) expected benefit
期望效益
1.
The best method of maintenance and overhaul is made, and at the same time, taking the maximum total expected benefit within the using period of the bridge as an object, a mathematical model determining the optimal maintenance strategy is built.
将桥梁的使用期离散化为一等时段时间序列 ,从而应用马尔柯夫过程模型建立了描述性能变化的状态方程 ,确定了最佳维修方式并以桥梁在使用期内的期望效益最大为目标 ,建立了最佳维修策略的数学模
2.
We have taken the number N of the customer that have been serviced at the service station and the long-run expected benefit of the system in unity time as its replacement policy and the objective function respe.
在假定服务台可修且不能“修复如新”和服务台的寿命服从指数分布的前提下,利用几何过程和更新过程,以被服务的顾客数N为其更换策略,以系统经长期运行单位时间內的期望效益为目标函数,选择最优的更换策略N~*,使得这一目标函数达到最大值。
3.
Based on the continuous functions of reliability and expected benefit, expected loss, and initial cost, two single-objective optimal allocations are discussed: minimization of the cost and maximization of the expected benefit, and multi-objective optimal allocation.
在建立连续的可靠度函数、期望效益函数、期望损失函数和初始造价函数的基础上,推导出串并联系统初始造价最低、期望效益最大的两个单目标最优和多目标最优的系统可靠度函数最优分配的计算表达式,并用算例作了说明。
4) equilibrium expected revenue
均衡期望收益
6) utilization expected revenue
效用期望收益率
补充资料:人口平均期望寿命
人口平均期望寿命:也称人口平均预期寿命。指假设一个国家或地区同时出生的一代人,根据当时的社会、经济、文化和卫生条件,从出生开始到全部死去为止,平均每个人预期可以活多少岁。平均期望寿命是对同时出生的全体出生者平均可能生存的年数而言,至于具体每一个人的寿命,则有长有短。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条