单词	back-up personnel
释义	back-up personnel 后备人才
随便看	electric control electric-control electric control actuator electric control admittance electric control automatic transmission electric control automobile electric control box electric-control-box electric control cabinet electric control cable electric control circuit electric-control common-rail type electric control device electric control diesel electric control dryer electric control engine Electric control equipment electric control gear electric control injection system electric controllable valve electric control launching system electric controlled gasoline engine electric-controlled grating electric controlled hoist electric controlled mechanical scale