...土壤，有机碳，有机碳密度，土壤密度，森林 [gap=1016]Key words: soil, organic carbon, organic carbon density, soil density, forest ...
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water immersed soil density 浸水土壤密度
dry soil density 干土密度
soil bulk density [土壤] 土壤容重 ; 土壤颗粒密度
density of soil 土壤密度
soil density gage 土壤密度计
covered soil density 覆土密度
soil particle density 土壤密度 ; [土壤] 土粒密度 ; 土壤颗粒密度
maximum density of soil 土壤的最大密度
bulk density of soil [土壤] 土壤容重 ; 土的密度 ; 土壤整体密度
Rainfall makes the soil density and disperse coefficient increased and porosity decreased.
降雨能使火烧迹地的土壤密度和分散系数升高、孔隙度下降。
The research results of the effect of covered soil density on reducing radon emanation rate are introduced.
介绍了覆土密度对降低氡析出率影响的试验研究结果。
Model tests of large driven pile jacked into sands were conducted to obtain the soil density changes due to the compaction.
通过砂土中的大型沉桩模型试验，得出了桩周土体相对密度的变化规律。
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