根据土壤退化的某些微形态诊断特征，将紫色土退化问题归纳为土壤物理性退化、土壤构造性退化和土壤营养性退化等类；
The degradation of purple soils is able to classified into physical, constitutional and ndtriental degradation according to some micro- morphological features.
红细胞形态学检查一些红细胞在大小、形状、颜色等方面的异常会帮助医生确定诊断。
Some of your red blood cells may also be examined for unusual size, shape and color.
将淋巴结形态学特点与临床病史结合，是提高本病诊断水平的关键。
It is the key of the diagnosis for CSDL to connect lymphaden pathological changes with clinical history.
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