The counterbalance effect of a pumping unit can be analyzed and adjusted trustworthily by means of the power curve method.

利用功率曲线法能可靠地分析、判断抽油机的平衡状况。

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In order to improve the counterbalance effect of pumping units, this paper represents a method of installation with forward offset counterweight.

为了改善抽油机的平衡调节，本文提出了平衡重前置的安装方式。

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On one hand, the disaster has the grave restraint effect to GDP and the economic growth rate. On the other hand, the disaster rebuild often can counterbalance part negative effects of disasters.

一方面，灾害对GDP和经济增长率有严重的制约作用，另一方面，灾害重建往往能够抵消一部分灾害的负面效应。

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Greenery is critical to counterbalance the "urban heat island" effect from hotter, drier summers, when night-time temperatures remain high because of heat retained by brick and tarmac.

BBC: Time to leave the comfort zone

That began to happen during the first quarter of this year, when a rising trade imbalance proved a modest counterbalance to booming domestic demand, and its effect is intensifying as the trade deficit widens.

ECONOMIST: Is America��s economy too hot, too cold, or just right?