始新统砂层的漏斗形自然电位曲线形态很明显。
The funnel-shaped self-potential curve of the Eocene sands is well marked.
随着向上去粒度减小，自然电位曲线的偏斜也减弱而形成钟状。
With upward decreasing grain size the deflection of the self-potential curve also decreases to form a bell-shape.
鱼卡煤田地层物性条件较好，区内干扰较小，自然电位曲线异常反映比较明显。
Strata physical nature is good for geophysical prospecting in lqe coalfield, there are less interference in the area, while the spontaneous potential curve anomalies are clearly reflected.
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