词汇	critical clearance
释义	critical clearance 临界间隙
随便看	average luminous intensity average magnetic field average magnetic well average magnitude average magnitude difference function average magnitude of error average maintenance time average message response time average meter average method average metnod average mileage average mileage between vehicle major repairs average mileage of traffic average milking rate Average Minimum Headway average minimum requirement average minimum value average minimun requirement average minutes average mixture ratio average mobility model averagely average man average man concept