定量资料(Quantitative data)，是以数字形式表现出来的研究资料。定量资料有两个来源——实地源和文献源。
但有关坡地景观尺度土壤侵蚀速率的定量资料却相对较少。
However, little has been studied on quantitative assessment of spatial variability of soil erosion at different landscape scales in this area.
采用构成比描述手术室护士的一般人口学资料和护理工作情况等定量资料；
The status quo including both general demographic information and the working situation of OR nurse, are described with ratio.
外部评估结果对根据实际调查的定量资料得出的评估结果有一定的参考意义。
The results from the external evaluation can be for reference to the evaluation based on the data collected from the each institute.
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