With a system designed based on current approaches, most of the changes are handled manually at a great operational cost.
按照当前方法设计的系统，大部分变更都以极高的运营成本人工处理。
Effective membrane fouling control techniques can increase the flux and the system stability, and reduce the maintenance and operational cost.
有效的膜污染防治技术，可以增加膜通量，增强系统稳定性，减少系统维护和运行费用。
Field operation shows that such a system has the characteristics of strong real-time state monitoring, wide signal coverage, flexible and reliable data transmission and low operational cost.
现场运用表明，系统具有状态监测实时性强、信号覆盖范围广、信息传输灵活可靠、运营成本低的特点。
By the feedback test of computer system, the deviation has been verified and such optimum operational program that could control the minimum operation cost has been set up.
通过计算机系统的反馈验证，找出了偏差并制定了能控制最小运行费用的新优化运行方案。
Normally, there are no system operational effectiveness and total cost of ownership tradeoffs being performed during these activities.
通常情况下，没有系统的业务效率和总拥有成本的权衡过程中履行这些活动。
However, the results presented in this paper indicate these activities could result in reduced total cost of ownership and improved system operational effectiveness.
然而，结果本文介绍了说明这些活动可能会导致降低总拥有成本和改善系统的业务效益。
The spot price of the reactive power contains rich information about the marginal operational cost of the power system. It's a good measure for computing the reactive power price on power market.
无功功率实时电价具有丰富的系统边际成本信息，是计算电力市场下的无功功率价格的一种较好的方法。
The spot price of the reactive power contains rich information about the marginal operational cost of the power system. It's a good measure for computing the reactive power price on power market.
无功功率实时电价具有丰富的系统边际成本信息，是计算电力市场下的无功功率价格的一种较好的方法。
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