fractionalismn.分裂倾向；分裂政策fractionaladj.微不足道的；断片的；分数的；小数的fractional coefficient分数系数fractional composition馏分组成fractional lower order分数低阶fractional cultivation分部培养(法)fractional Zener model分数Zener模型fractional coordinates分数坐标fractional integration分数次积分fractional correlation分数阶相关fractional sublimation分级升华fractional differential分数阶微分