单词	速率系数
释义	速率系数医velocity coefficient
随便看	nature of richtswitrig Nature of Rights nature of roof rock strata nature of roots nature of sampling nature of schedule of consumer demand nature of science nature of scientific fields nature of self nature of service recovery expectations nature of service/ test/observation nature of sex nature of soap nature of social harm nature of social harmfulness nature of social humane studies nature of socialism nature of sociology nature of soil nature of sport nature of stasis nature of story nature of subject nature of subjects nature of substitution