而弃荒土地地表细颗粒物质散失迅速，民勤盆地弃荒土地地表粘土含量仅存不到13.9%。
The tiny particles on the surface of abandoned land can be blown away easily and rapidly, so the content of clay particles in Minqin Basin is less than 13.9%.
大多数元素以陆源为主，粘土(或细颗粒沉积物)是控制底质金属含量的主要因素。
Elements are mainly terrigenous, clay (or fine muddy matter) is the major factor controlling the concentrations of heavy metals in sediments.
在储层岩性细、粘土矿物多、微孔隙多、颗粒亲水等原因上分析了低电阻率油层成因机理。
Based on the layers are more with small lithological substances, clay particles, millipores and hydrophilic substances, the paper analyze the origins of low resistivity reservoirs.
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