通过频谱分析，可以求出含在各序列中的频率，从而分析变形产生的原因，建立变形与外部因子的频谱关系。
The reason for deformation can be found and the spectral relation between deformation and external factors can be established.
地形因子和土壤性质的相关分析表明，土壤性质的差异是地形因子和土地利用等外部因子综合作用的结果，而且其作用表现出较大的尺度差异性。
The study indicated that soil variations are a result of comprehensive external effect of topography and land use, Also the effects exhibit different at various scales.
几种外部的和内部的因子可以影响先天免疫的参数。
Seeral external and internal factors can influence the actiity of innate immune parameters.
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