Therefore the technics optimization before the mold to be manufactured can make the cost lower and increase the production efficiency.

因此，在模具投入生产前就对工艺进行优化，可以提高生产效率降低加工成本。

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The optimization of the ecological function makes the entropy generation rate of cycle decrease greatly and the thermal efficiency increase with the cost of a little decreasing of the power output.

生态学优化以牺牲小部分输出功率为代价，较大地降低了循环的熵产率，而且在一定程度上提高了热机效率。

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The result shows that optimization using this procedure leads to much less amount of calculation, higher efficiency, reliable results and minimal operational cost.

结果表明：运用该程序对矿井供水系统进行优化，计算量小，效率高，结果可靠，能最大程度降低运行成本。

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