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Portia jianfeng

National Institutes of Health

Papers overview

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2016
2016
The three-phase Power Electronic Load (PEL) simulation of the asynchronous motor operation can be the divided into AC sine wave… 
2013
2013
Ethanol sold in the US or Brazil is produced from feedstocks that contain starch or sucrose: corn starch in the US and sugar cane… 
2012
2012
In this paper,the evolution of U.S.science and technology policy since the founding of the nation has divided into four stages… 
2002
2002
In essence, there is a big rift between uncertain, approximate, or analogical information and certain, precise, or deterministic…