况且，早就有报道说，这些设施的开工率严重不足，最近我们国家的发电机组平均运行小时数下降了超过10%。

In addition, for a while reports have said that these facilities are not being developed enough, the running hours of power generating units in our country recently fell by over 10% on average.

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分析表明，随着发动机运行摩托小时数的增加，元素间关联度会下降。

The research proves that the correlation degree between two kinds of particles falls along with the working time increase of engine.

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