fractional lot不满一百股的零星股票fractionaladj.微不足道的；断片的；分数的；小数的fractional pneumoencephalography分部气脑造影术fractional order reference model分数阶参考模型fractional crystallization series分步结晶顺序fractional total chromatic number分数全色数fractional derivative/integral分数阶导数／积分fractional lower order statistics分数低阶统计量fractional Fourier transformation分数傅里叶变换fractional-order chaotic system分数阶混沌系统Fractional excretion of potassium钾滤过排泄分数fractional total body irradiation分次全身照射