宝钢集团 | 世界钢铁2011年 关键词：气孔率; 强度; 侵蚀速率; 铁线; 渣线 [gap=927]Key words: porosity; strength; erosion rate; iron line; slag line
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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.
研究了测定灰岩侵蚀速率的数学模型，并且对一些灰岩表面侵蚀速率作了评价。
Mathematical model of determining erosion rate in limestone is studied and some surface erosion rate of limestone are evaluated.
阐述了核素比率应用的原理、特点及其能更为敏感地反映土壤侵蚀速率和过程等优点；
The principle and characteristics of the nuclides ratio technology are introduced , using several nuclides compoundly to distinguish soil erosion processes and to estimate soil erosion rate ;
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