词汇	natural oscillations
释义	natural oscillations 固有振荡
随便看	petroleum culture petroleum cut petroleum cuts petroleum-dealing system petroleum degradable bacterium Petroleum degradation petroleum-degradation bacterial Petroleum degradation becteria petroleum-degradation microorganisms petroleum degradation rate petroleum-degrader Petroleum-degrading bacterium petroleum-degrading microorganism petroleum-degrading microorganisms petroleum degrading strains petroleum-degrading strains petroleum demand petroleum demands petroleum demulsification petroleum densimeter petroleum densitometer petroleum deposit petroleum derivative petroleum derived petroleum-derived hydrocarbon