• By calculating the parameters of a pumping unit's dual-winding motor current, power, efficiency in a campaign cycle can analyze its operating characteristic.

    通过计算抽油机一个运动周期过程中双绕组电机电流功率效率参数可以分析运行特性

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  • In some cases a firm will be able to keep a current product by increasing its life cycle.

    某些情况下一个企业能够通过延长现有产品生命周期维持

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  • In some cases a firm will be able to keep a current product by increasing its life cycle.

    某些情况下一个企业能够通过延长现有产品生命周期维持

    youdao

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