TY  - SER
AU  - lim, Gihun
AU  - Lee, SunGWOn
AU  - Park, Cheolwoong
TI  - Effects of Compression Ratio on Performance and Emission Characteristics of Heavy-Duty Si Engine Fuelied with  Hcng
KW  - Hcng
KW  - Compression Ratio
KW  - Thermal Efficiency
ER  -