a.e. ------- almost everywhere几乎处处 a.m. ------- ante meridiem上午 c.f. ------- confer参照 c.p. ------- caeteris paribus其他条件相同 CDF ------- cumulative distribution function 累积分布函数 dif. ------- differential微分 e.g. ------- exempli gratia(for example; for instance;such as ...