在一般的假设条件下 ，我们应用性能势的基本性质直接建立了无限时间水平平均代价模型的最优性方程 ，并且证明了在紧致集上最优解的存在性 。
Under a general assumption, we establish directly the optimality equation for infinite time horizon average cost model and prove the existence of optimal solution in a compact action set by using p.
收回房产即耗时又代价昂贵，它平均需要18个月的时间而且估计需要大约为贷款额20-25%的成本。
But foreclosure istime-consuming and expensive, taking 18 months on average and costing anestimated 20-25% of the loan balance.
采用索引广播的方式可以使移动设备选择性地侦听信道，通过建立基于数据访问概率的索引树，以降低平均访问代价。
The mobile client may selectively to intercept the channel by the index broadcast, the average cost can be reduced through the establishment base on the data accessing probability of the index tree.
而Mantel-Haenszel法却会提供一个更加稳健的平均效应估计，但是这种方法要以忽视被观察到的异质性的存在为代价。
The Mantel-Haenszel method will provide more robust estimates of the average treatment effect, but at the cost of ignoring the observed heterogeneity.
总的来说，关井会严重地影响气矿和用气单位的生产，如果专门为获得平均地层压力而关井，其代价太大。
At all events, shut-in of gas Wells would seriously affect the producer and the consumer, and it would mean too high a cost just for taking the average formation pressure.
在满足平均网络延迟时间最小的基础上，通过计算可获得优化的通信网络容量和网络代价。
Based on the least mean network delay, network capacity optimized and network cost can be obtained.
最后，建立代价增长模型估算得到的结论是：在经济增长中成本平均是经济增长的2.2倍。
Finally, founding a low cost growth model in order to estimate the cost coefficient and the cost is 2.2 times than the growth.
最后，建立代价增长模型估算得到的结论是：在经济增长中成本平均是经济增长的2.2倍。
Finally, founding a low cost growth model in order to estimate the cost coefficient and the cost is 2.2 times than the growth.
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