词汇	谨俭
释义	谨俭 jǐn jiǎn勤儉。謹﹐通勤。謹慎儉約。
随便看	propellant oxidizer propellant oxidizer transport tank propellant oxidizing agent propellant performance propellant plasticity agent propellant poison propellant powder propellant press propellant pressurization system propellant,propellantlent Propellant Quantity Gauge Propellant Quantity Gauge System Propellant Quantity Measuring Device propellant railway transport tank Propellant-remaining propellant reservoir propellant residual propellant rocket Propellant Rocket Intercept propellants Propellants,Aerosol propellants.analytical chemistry propellants and explosives propellant sensitivity propellant servicing area