该文从地网接地电阻的物理本质出发，考虑不均匀土壤情况，对地网接地电阻降低措施及效果进行了分析和讨论。
From the basic concept of grounding grid resistance, a full analysis of the measures and effect of decreasing the grounding grid resistance is performed in non uniform soils condition.
岩石与土壤的不均匀性质有碍于记录脉冲中很高的频率成分。
The heterogeneous nature of rock and soil would prohibit recording the very high-frequency components present in the pulses.
结果表明，森林土壤水分的变异主要来源于林地土壤条件的变化及树冠对降雨的不均匀截留，且随季节而变化。
The results showed that the variation of forest soil water was caused mainly by variations of forest soil conditions and uneven interception of rainfall by tree crowns that, varies with seasons.
结果表明，森林土壤水分的变异主要来源于林地土壤条件的变化及树冠对降雨的不均匀截留，且随季节而变化。
The results showed that the variation of forest soil water was caused mainly by variations of forest soil conditions and uneven interception of rainfall by tree crowns that, varies with seasons.
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