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 active volume电离占空比Fractional Maxwell model分数Maxwell模型Fractional-N synthesis小数分频fractional energy saving节能率fractional mu oscillator小于傅里叶的振荡器fractional precipitation分段沉淀,分沉淀,分级沉淀,分步沉淀fractional pitch winding分数节距绕组fractional sedimentation分段沉降fractional clique number分数团数Fractional fertilization分期施用