The system is doubly-fed generator rotor side converter control circuit, although not perfect, there must be reference value.
该系统是双馈发电机转子侧的变流器控制电路，虽然不是很完善，有一定得参考价值。
Adds and subtracts the fast electric circuit, the theoretical analysis, the instruction documents the electrical machinery designer has the value reference!
加减速电路，理论分析，指导性文档。电机设计者有价值参考！
These findings can provides a good reference value for the study of high power microwave (HPM) interference effects towards the CMOS digital circuit devices and systems.
总结出的这些效应规律可为了解和掌握CMOS数字电路器件与系统整体HPM效应机理规律提供一定的参考价值。
Some contents in the paper have reference value for frequency shaping circuit in seismic data acquisition system.
有关内容对量化前频谱整形均衡器的设计具有一定的参考价值。
This system can measure the concentration of H2S in air. When the measured value is greater than the reference value, the alarming circuit will work. Then the hazard of danger will be decreased.
系统可以检测出空气中硫化氢气体的浓度，并且当测量值超出预设报警限时可以发出声光报警信号，提示现场工作人员采取紧急措施，减小中毒事故的发生率。
This system can measure the concentration of H2S in air. When the measured value is greater than the reference value, the alarming circuit will work. Then the hazard of danger will be decreased.
系统可以检测出空气中硫化氢气体的浓度，并且当测量值超出预设报警限时可以发出声光报警信号，提示现场工作人员采取紧急措施，减小中毒事故的发生率。
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