However, there are many firms that have market power or monopoly power, which means that they can increase their price above marginal cost and sustain sales for a long period of time. [1].
但同时许多企业具有一定的市场势力或者说是垄断势力，这意味着他们能够长期将价格定在边际成本之上。
The algorithm is to minimize total travel time in the whole network by assigning traffic flow to links that have the lowest marginal link travel time at every time period.
该算法通过在每个时段把车流分配至边际行程时间最小的路段上，从而最小化交通系统内车辆的总运行时间。
In fact, the marginal bone loss does really happen in this period, which may due to the potential individual factors.
但是通过研究在愈合期中的种植体，其周围的确出现了早期边缘骨吸收，提示可能与个体潜在因素有关。
Then, optimization-based scheduling of pumped storage units with the concept of marginal unit and marginal cost is described across time intervals in the dispatch period.
然后，给出网流法在调度周期上跨时段采用边际机组与边际成本概念优化运行方式的算法。
Feixianguan period, the Platform marginal shoals development extensive and more or less Platform inner shoals development.
飞仙关组则广泛发育台地边缘滩和少量的台内点滩。
Feixianguan period, the Platform marginal shoals development extensive and more or less Platform inner shoals development.
飞仙关组则广泛发育台地边缘滩和少量的台内点滩。
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