单词	rate of signal and noise
释义	rate of signal and noise 信噪比
随便看	official seals in song dynasty official seals of the sui and tang dynasties official sea trial official seclusion official secrecy official secrecy legislation official secrecy provision official secret official secrets official secrets act official selection official selling official selling price official service document official service for the people official settlement Officials,Government official sheep husbandry officialship officialships official short term capital movement official short-term capital movement official short term credit official signature officials in business