...报(自然科学版、英文版) 关键字: 火山喷发旋回;地层序列;火石岭组;松辽盆地[gap=1240]Key words: volcanic eruption cycle; stratigraphical sequence; Huoshiling Formation; Songliao Basin..
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Volcanogenic—sedimentary ore deposits are situated at the top of volcanic eruption cycle;
火山沉积型矿床就位于火山喷发旋回顶部;
Volcanic rocks compose with clastic rocks together, form sedimentary-eruption rhythm or cycle.
火山岩与碎屑岩共生,构成沉积—喷发韵律或沉积—喷发旋回。
According to general rule, volcano eruption function from strong to weak, finally arrives the deposition, composes a volcanic eruption - depositional cycle.
根据一般规律,火山的喷发作用从强到弱,最后到沉积,组成一个火山喷发—沉积旋回。
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