词汇	五年索引
释义	五年索引 quinquennial index
随便看	Ratio of carbon and nitrogen ratio of carbon to nitrogen ratio of carrier-to-interfering signal ratio of carrier-to-thermal-noise power ratio of cash to current liabilities ratio of cash to current liability ratio of cash to income ratio of catalyst components ratioof catalyst to oil ratio of catch rate ratio of cations ratio of cavity ratio of charge ratio of chargeof an electronto mass ratio of chargeof an electron to mass ratio of charge to mass Ratio of chlorophyll a/b ratio of circle year ratio of circulation ratio of circumference ratio of circumfluence ratio of clearance volume ratio of climbing ratio of cline ratio of closing error