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 ;
不幸的是，这种估测没有充分考虑到过去在侵蚀期间沉积速率或地层总剖面损失的差异。
Unfortunately, such estimates did not adequately account for past differences in rates of sedimentation or losses to the total section of strata during episodes of erosion.
在碳酸盐岩地区，流域侵蚀过程中硫酸是否参与，对于我们正确理解流域化学风化速率，以及流域侵蚀对大气co2的消耗和全球碳循环等都有重要的意义。
It is important to ascertain the role of sulfuric acid in carbonate weathering so as to understand the chemical weathering rate carbonate rocks, CO2 consumption and global carbon cycle.
在碳酸盐岩地区，流域侵蚀过程中硫酸是否参与，对于我们正确理解流域化学风化速率，以及流域侵蚀对大气co2的消耗和全球碳循环等都有重要的意义。
It is important to ascertain the role of sulfuric acid in carbonate weathering so as to understand the chemical weathering rate carbonate rocks, CO2 consumption and global carbon cycle.
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