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volcano sedimentary deposit 火山沉积矿床
A sedimentary deposit that results from the evaporation of seawater. 蒸发岩一种沉积岩，由海水被蒸发而形成
It comprises blocks of crystalline basement (Archean to Lower Proterozoic) with folded metamorphic basement (Middle to Upper Proterozoic), Palaeozic volcano sedimentary rocks, and a Mesozoic to Cenozoic cover. 该区主要由古生界的沉积－火山岩系组成，局部含太古界至下元古界的结晶基底，覆中新生界盖层。
The metallogenic series of sedimentaty deposist subdivided into the marine sedimentary deposit and continental sedimentary depossit. 划分了沉积矿床成矿系列；建立了海相沉积矿床和陆相沉积矿床两种成矿模式；
It is useful in discussing the nature of sedimentary deposits. 它在讨论沉积物的性质时是有用的。
And karst diaspore bauxite deposits belong to bioorganic sedimentary deposits. 又我国硬水铝石岩溶铝土矿,应属于生物有机质成矿作用的沉积型铝土矿。
Ten of the examples of the failures and the solutions are listed for strong stray current along the pipeling, strong radio interference, accumulated air, sedimentary deposit and electrode materials. 最后列举了管道强杂散电流、强无线电波干扰、积聚空气、淤泥沉淀层和电极材料等10个使用故障实例和解决办法。
The study of syntectonic sedimentary deposits is one of the advanced topics in current geological research. 同构造沉积记录研究是当前地质学研究的热点和前沿领域之一。
hydrothermal sedimentary deposit 热水沉积矿床
That volcano cast forth lots of lava and ashes. 那火山喷了出大量熔岩和灰烬。
Of,belonging to,or designating the geologic time,system of rocks,and sedimentary deposits of the seventh and last period of the Paleozoic Era. 二叠纪的，二叠岩的是、属于或标明为古生代第七个和最后一个阶段的地质时期、岩层及沉积矿藏。
hydrtothermal sedimentary deposit 热水沉积矿床
Flames blazed out from the crater of the volcano. 火焰从火山口猛烈地喷出来。
Oil is formed by the decay of animal, and possibly some plant, remains in a reducing environment in sedimentary deposits. 石油是在沉积物还原环境中由动物遗骸，可能还有一些植物遗骸的分解所形成的。
An active volcano may explode at any time. 活火山随时都有可能爆发。
submarine exhalative sedimentary deposit 海底喷气沉积矿床
Of, belonging to, or designating the geologic time, system of rocks, and sedimentary deposits of the seventh and last period of the Paleozoic Era. 二叠纪的，二叠岩的是、属于或标明为古生代第七个和最后一个阶段的地质时期、岩层及沉积矿藏
An active volcano may erupt at any time. 活火山随时可能喷发。
I've seen the stream of lava from a volcano. 我见过火山喷发出的熔岩流。
A volcano emits smoke, lava and ashes. 火山喷射出烟、熔岩和灰烬。