Direct-driven PMSG works at low speed and its size is generally big.

直驱永磁同步风力发电机运行转速低，一般定子外径都比较大。

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Superovulation treatments with different level PMSG and HCG on golden hamster were experimented.

用不同水平的PMSG、HCG对金黄仓鼠进行超数排卵。

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The results of the thesis are valuable for the design and control of the direct-driven wind PMSG.

本文的研究工作对直驱式风力PMSG的设计和控制，具有参考价值。

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