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Alpha-glucosidase inhibitor can reduce the postprandial hyperglycemia and have good effect on preventing and treating the diabetes and diabetic complication. Along with the application of acarbose which is a kind of alpha-glucosidase inhibitor, many research groups pay attention to the crude alpha-glucosidase inhibitor screened from the medicinal herbs in(More)
—Voltage sags have always been a huge threat to sensitive industrial and commercial electrical consumers, and deep sags with long duration time are usually more intolerable. In this paper , a new topology of series-connected compensator is presented to mitigate long duration deep sags, and the compensation ability is highly improved with a unique shunt(More)
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