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加工整理深井泵装置的示功图,以及计算深井泵抽油井的设备和产量的工作是十分繁重的。常常需要计算下述各量:
The mechanics of machining and finishing deep well pumping units, as well as calculating the equipment and throughput of deep well pumping wells, are very heavy. Often you need to calculate the following quantities: