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其时代主要为震旦纪—早古生代至泥盆纪。Its age is Sinian early Paleozoic to Devonian.

含金层位为泥盆纪地层。Gold-bearing beds belong to the Devonian System.

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自从泥盆纪以来就生存的低等维管植物。Lower tracheophytes in existence since the devonian.

泥盆纪末期是脊椎动物出现很的关键时期。The end of the Devonian was a crucial time for vertebrates.

矿床赋存于中泥盆统泥岩中。The deposit occurs in Middle Devonian mudstone in form of veins.

矿床主岩为中泥盆统干枚岩、板岩。The host-rock of the ore deposit is phyllite and slate of Middle Devonian.

黔南泥盆纪沉积盆地是一个停滞缺氧盆地。The sedimentary basin of Devonian in Southern Guizhou, South China is euxinic.

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泥盆系与志留系之间为平行不整合接触。The contact relationship between Silurian and Devonian is parallel unconformity.

综合分析,本区在中泥盆世处于汇聚板块一侧的岛弧及弧后盆地。This area was in an arc and rear-arc basin on convergent plates in the Middle Devonian.

它是由通过前泥盆系的深循环天水形成。It was formed by the deep circulation of meteoric water through the Pre Devonian systems.

在泥盆纪盆地演化中,地质事件与成矿关系极为密切。Geological events during the Devonian basin evolution were very closely related to mineralization.

根据所含化石确定地层形成时代为泥盆纪至二叠纪。According to the conodont and fusulinid fossils, their ages are determined to be Devonian -Permian.

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龙门山中段白石苟家地区泥盆纪地层十分发育。The Devonian strata are well developed in the Baishi Goujiaregionofcentral Longmen Mountains , Sichuan.

南岭泥盆系中的层控铅锌、黄铁矿矿床,在空间上受层位、岩相和构造位置的控制。There occur lots of stratabound lead-zinc and pyrite ore deposits in Devonian strata of Nanling region.

主体为志留、泥盆系富含碳质的碎屑岩-碳酸盐岩沉积。Silurian Devonian sediments of carbonaceous detrital rocks and carbonate rocks are dominant in the area.

宁陕县城周围坡面型泥石流发育于中泥盆统地层的陡坡上。The slope mudflow around the seat of Ningshaan County occurs on a steep slope of Middle Devonian strata.

志留纪是古生代的第三纪,继奥陶纪之后,在泥盆纪之前。The third period of the Paleozoic era, the Silurian follows the Ordovician period and precedes the Devonian.

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从寒武纪到二叠纪都有火山喷发,以泥盆、石炭纪火山喷发活动最强。Volcanic eruptive activities occurred from Cambrian to Permian, most intensely in Devonian and Carboniferous.

在塔里木盆地LS地区,泥盆系和志留系的地层圈闭和岩性圈闭是重要的勘探目标。The strata and lithological traps of Devonian and Silurian are the exploration targets in LS area, Tarim Basin.

近东西向高序次同生断裂控制一级沉积盆地的形成与演化。Key controls of Devonian basin-control and basin formation were probably different-order syn-faults in the area.