On the condition of nullity or little effect by using conventional geophysical and geochemical exploration methods anomaly may be discovered and strengthened.
也可用于厚层外来堆积物覆盖区，在常规物、化探方法无效或效果不佳的情况下发现和强化异常。
The study of evolution regularity of anomaly has a more practical significance in revealing metallogenic mechanism, examining and confining the geophysical and geochemical anomalies.
研究地质异常演化规律对揭示成矿机理，查明和圈定物、化探异常更具实际意义。
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