压缩天然气发动机燃料系统 compressed natural gas system: 压缩天然气系统compressed gas system of fuel: 在压缩气体压力下加燃料的装置compressed natural gas as vehicle fuel: 车用压缩天然气cng compressed natural gas: 压缩天然气compressed natural gas: 压缩天然气下载手机词典可随时随地查词查翻译