... field modification；油田改进 field operating condition；油田工作条件 field operation；励磁工作 ...
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The field operating condition of the system is introduced.
介绍了系统现场运行状况。
On the basis of modeling, simulation and field test, proposed are the PID parameter setting range of the governor under the large grid operating condition, and the power control mode of the unit.
通过建模、仿真及现场试验，提出了机组并联于大电网工况下的调速器PID参数整定范围和应有的机组功率控制模式。
In view of the strength of materials, the operating condition and main failure mode of oil field equipment are analysed in this paper.
本文从材料强度的观点，分析了石油矿场机械的服役条件和主要失效类型。
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