【摘要】 综合研究压缩天然气汽车的改装技术，在阐述压缩天然气汽车燃料供给系统工作原理的基础上，分析了世界各国改装件的优缺点，并根据我国国情，提出选择使用减压阀件的具体建议。更多还原

【Abstract】 The refit technology of Compressed Natural Gas Vehicle(CNGV)is analyzed Synthetically in the paper Based on the study of working principle of gas feeding system of CNGV,the characteristics of refitting parts are compared and the suggestion how to choose the pressure relief valve in China is proposed更多还原