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In this paper the stability of various oscillation modes of three-phase ferroresonance in a network with isolated neutral is studied. The three-phase ferroresonance problem is first described within a system-theoretical framework. State equations are presented and stability conditions derived. Two metho...
This paper explores the impact of different cooperation networks upon their cooperative innovation effect (CIE) and innovation performance, and examined the relationship between the CIE and the innovation performance of firms. Some interesting findings appear. First, the findings indicate that there are ...
A vacuum cinerary jar contains the remains or cremains of human beings or pets, a cover as a C-ring link component to compact the only top open of the foresaid main body in pressurization. A vacuum pump set on the cover, in which there is a stationary base and a piston respectively ...
摘要: PROBLEM TO BE SOLVED: To provide a small and inexpensive GPS receiver that automatically corrects an antenna angle of a GPS module integrated with an antenna.收藏 引用 批量引用 报错 分享 文库来源 其他来源 求助全文 GPS RECEIVER 优质文献 相似文献...
摘要: ANEW definition of "genetically modified" currently awaiting parliamentary approval could see a swathe of new grasses on the market within three years.According to Dairy Australia, GM grass offers gains in the order of $800 per hectare per year for farmers. It is no empty promise: the...