频繁的活动，使其陡峭的山坡覆盖有火山喷发岩。
As a result of its frequent activity, the steeply sloped peak is coated with lava.
大别造山带北部的北淮阳中生代火山喷发岩带形成于后造山阶段的晚侏罗世—早白垩世。
Mesozoic volcanic eruption belt, which locates on Beihuaiyang area in northern part of Dabie orogenic belt, formed at post orogenic stage during Late Jurassic to Early Cretaceous.
松辽盆地徐家围子断陷晚侏罗世-早白垩世期间火山岩十分发育，火山喷发岩的盆地充填样式与其在盆地中喷发的构造位置和构造断阶样式有关。
The basin filling geometric pattern of volcanic eruptive rocks depends on both of the eruptive locations in a basin and structural styles of fault terraces.
在水下，火山依旧持续喷发，向上喷射岩浆并形成了一座座玄武岩山峰。
Under the water, volcanoes continued to erupt, sending up magma and forming mountains of basalt.
但是在水下，火山依旧喷发，滚滚岩浆形成了玄武岩的山脉。
But under the water, volcanoes continued to erupt, sending up magma and forming mountains of basalt.
从火山口喷发出的硫磺蒸汽硬化凝结后，就形成了那些闪着黄色亮光的硫磺岩块，矿工们小心翼翼的探到火山坑底，冒着生命危险搜集这些黄色亮块。
Miners tread down into the crater to collect blocks of bright-yellow sulfur, which forms when gaseous and molten sulfur emerges from fumaroles -- volcanic vents -- and hardens.
这次火山喷发使山体产生了一个500米（2000英尺）的裂缝并导致了数个熔岩喷泉，它们在火山口周围形成了多个由泡沫填充岩（矿渣）组成的小山丘。
The eruption opened a 500-meter (2,000-foot) fissure, and also produced lava fountains that built several hills of bubble-filled lava rocks (scoria) along the vent.
山顶有小圆形火山口，直径大约1千米，周围是80到300米高的墙（喷发岩形成的）。
A small circular caldera crowns the volcano. A little more than a kilometer across, the caldera is defined by walls that range from 80 to 300 meters high.
据马施的经验，一般情况下，火山学家只能就凝结成岩的岩浆做一些“马后炮”的工作，或者在火山喷发的时候以熔岩为研究材料。
Normally, he said, volcanologists have to do "postmortem studies" of long-solidified magmas or study active lava.
水下喷发火山岩典型标志为珍珠岩、玻璃质结构、枕状构造、纹层状凝灰岩和膨润土。
Typical features of subaqueous volcanic rocks include perlite with glassy structure and pillow structure, lamellar tuff, bentonite.
认为含矿岩系的物源主要来自海底火山喷发作用形成的黄铁矿化矿源层。
According to the study of the mineral evolving, origin analysis etc., it is considered that the source of minerals etc mainly comes from the pyritization sources of the submarine volcano eruption.
火山岩与碎屑岩共生，构成沉积—喷发韵律或沉积—喷发旋回。
Volcanic rocks compose with clastic rocks together, form sedimentary-eruption rhythm or cycle.
除了火山喷发形成岩浆岩这一种方式外，还有其它方式吗？
Is there any other way of producing igneous rocks besides the volcanic eruption?
储集层物性影响因素主要有火山岩的岩性岩相、喷发环境及后期风化淋滤和断裂改造。
The main affecting factors to reservoir physical property are lithology, lithofacies, eruptive environment and late-stage erosion, eluviation and fault reconstruction.
科学家确定凹陷处是一个火山口，并且在它附近明亮的圆环是火山碎屑岩，是火山喷发出岩浆的残余，很象地球上的火山喷口。
The scientists determined that the depression was a volcanic vent, and the bright ring around it was pyroclastic, remnants of lava that had been spewed outward, much like a volcanic fountain on Earth.
海南岛西北岸有晚更新世以来二期火山活动，共5次喷发，沿海岸密集的火山喷发孔、岩流堆积，构成了独特的海蚀型火山港湾岸。
There have been two periods of volcanism with 5 eruptions in the area of northwestern Hainan Island. The first one occurred in late Pleistocene, dating back to 5.2X104 a B.
海南岛西北岸有晚更新世以来二期火山活动，共5次喷发，沿海岸密集的火山喷发孔、岩流堆积，构成了独特的海蚀型火山港湾岸。
There have been two periods of volcanism with 5 eruptions in the area of northwestern Hainan Island. The first one occurred in late Pleistocene, dating back to 5.2X104 a B.
应用推荐