the Lower Devonian 下泥盆纪
According to lithostratigraphic units, Devonian was divided into the Lower Devonian Malassu Formation and the Middle Devonian Kourou Moody Formation.
根据岩石地层单位将该区泥盆系划分为下泥盆统马拉苏组和中泥盒统库鲁木迪组。
The Pb-Zn deposit in Northeastern Guangxi are occurred under the surface of unconformity between the Cambrican-Ordovician and the lower Devonian , and were formed under complex conditions.
老厂海洋山产于寒武—奥陶系与泥盆系不整合面之下的铅锌矿床， 形成条件复杂， 矿床成因独特。
The lower structure layer consists of the Sinian to the Devonian, in which the A-Man low ridge is observed.
下构造层由震旦系—泥盆系构成，所谓阿-满低梁主要即发育于该构造层。
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