词汇	Cheema
释义	Cheema 奇马
随便看	positive real functions positive real immittance matrix positive real lemma positive real matrix positive realness positive real number positivereal part functions positive real part functions positive reason positive receiving positive recency positive reception positive reciprocal matrix positive recollection positive recommendation positive record positive recurrence positive recur rence positive recurrent positive recurrent ergodic class positive recurrent state positive reference positive reference group positive reflections positive refraction