A Study on Performance and Exhaust Emission in CNG Engine by Ignition Timing and Equivalent Ration Change (점화시기 및 당량비 변화에 따른 CNG 기관의 성능 및 배출가스에 관한 연구)
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- Transactions of the Korean Society of Machine Tool Engineers
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- v.10 no.4
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- pp.65-69
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- 2001