Browsing by Author "โรจนะ, อิสรา"

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Browsing by Author "โรจนะ, อิสรา"

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  • หลักคำ, ศุภชัย; โรจนะ, อิสรา; เกิดนิยม, สายประสิทธิ์ (2013-02-26)
    At present in Thailand, single cylinder small engines have been used generally for agriculture. This leads to large amount of fuel import while the price of fossil fuels rise continuously. The Department of Alternative ...

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