pyroclastic
英
美
n. 火成碎屑的
复数：pyroclastics
COCA.40406
双语例句
- Pyroclastic rocks are mainly composed of volcanic breccia and tuff.
火山碎屑岩，包括火山角砾岩和凝灰岩； - A set of intermediate basic volcanics, pyroclastic rock and top part of clastic rock is found in north of Balikun coal mine.
巴里坤煤矿北原划下泥盆统塔黑尔巴斯套组下部，发现一套中基性火山岩及火山碎屑岩建造。 - The result shows that the pyroclastic flow deposits are poorly sorted and the ash cloud surge deposits accompanied with pyroclastic flow are well sorted.
分析结果表明，火山碎屑流堆积分选差，伴生的灰云浪堆积分选性好。 - 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.
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。 - Research on the Method of Automatic Segmentation of Well Logs of Pyroclastic Rock
火山碎屑岩层测井曲线自动分层方法研究 - The eruptive pattern of the Yuanchi phase is from Plinian column ( the Yuanchi pumice and ash fall deposits)→ pyroclastic flow ( the Bingchang pyroclastic flow deposits).
园池期火山喷发模式为：普林尼式喷发柱-火山碎屑流。 - Computation Method for Shale and Tuff Content in Reservoir with Pyroclastic Sedimentary Rock
火山碎屑沉积岩储层泥质与凝灰含量计算方法研究 - The greatest dangers of pyroclastic avalanches are probably heat and suffocation.
火成碎屑崩落的最大危害可能是炽热和窒息作用。 - Pyroclastic rocks are a kind of transitional and complex rocks between lavas and sedimentary rocks.
火山碎屑岩是介于溶岩和沈积岩之间的过渡类型岩石，岩类复杂。 - Periods of volcanism are indicated by the presence of pyroclastic material in the formation.
群系中火成碎屑物的存在表明了火山酌的形成年代。 - The upper silurian system of the Shaerbuer mountain region of west Jungger is maga-formation of pyroclastic turbidite.
萨勒布尔提山上志留统克克雄库都克组为一套巨厚的火山碎屑浊积岩。 - As bad as the pyroclastic flows are, the ash injected into the atmosphere can have even more far-reaching consequences.
如同火山碎屑流般凶恶，喷发进入大气层的火山灰甚至会造成更深远的影响。 - Sedimentary pyroclastic rocks are mainly sedimentary tuff and sedimentary volcanic breccia.
沉火山碎屑岩，包括沉凝灰岩和沉火山角砾岩。 - Types, characteristics and geologic significance of the Devonian pyroclastic TEMPESTITES in East and West junggar, Xinjiang
东、西准噶尔泥盆系火山碎屑风暴岩类型、特征及其地质意义 - Tuffite is formed by the combination of volcanic ashes and carbonate mud. Computation Method for Shale and Tuff Content in Reservoir with Pyroclastic Sedimentary Rock
沈积凝灰岩主要为中远源的火山灰与碳酸盐灰泥混合而成，含石英团块，显斑点构造。火山碎屑沉积岩储层泥质与凝灰含量计算方法研究 - Many lives have been lost to the volcano's frequent eruptions, which are accompanied by high-speed pyroclastic flows and mudflows called lahars.
许多人的生命已经丧失由于火山频繁喷发，这是伴随着高速的火山碎屑流和泥流所谓的火山泥流。 - Both two cycles of volcano eruption all began with partial intermediate pyroclastic rocks and lava rocks, and end with acid volcanic rocks.
两个火山活动旋回均以偏中性安山质火山碎屑岩、熔岩开始到酸性火山碎屑岩、熔岩结束。 - The author deals with mainly the sequence and distribution of the pyroclastic deposits of the800 a.B.P.eruptions.
主要论述了这次大爆发的火山喷发碎屑堆积物的层序和分布。 - Research on the Numerical Model of Pyroclastic Flow and Debris Flow in the State University of New York at Buffalo, USA
美国纽约州立大学布法罗分校火山碎屑流和泥石流数学模型研究近况 - The volcanic rock series in the Rucheng basin in southeastern Hunan is composed of the basalt, diabase and basaltic pyroclastic rock.
湘东南汝城盆地火山岩系由辉绿岩、玄武岩和玄武质火山碎屑岩组成，属于低钾拉斑玄武岩系。 - Characteristics and genesis of sodium amphiboles in alkaline basaltic pyroclastic debris of Heilongjiang accretionary complexes in Yilan area
拉斑玄武岩质粒玄岩依兰地区黑龙江增生杂岩碱性玄武质火山碎屑岩中钠质闪石特征及成因探讨 - Lava flows, pyroclastic flows, lahars and volcanic tsunamis are the major hazards that threaten the life and property of the people.
其中对人类生命财产构成严重威胁的火山灾害有熔岩流、火山碎屑流、火山泥流和火山海啸。 - The Logging Research for Pyroclastic Rock Identification; The Technology Research on Volcanite Lithology Log Identification Method
火山碎屑岩岩性的测井识别方法研究 - Diagenesis is mainly controlled by volcanic clastic materials in pyroclastic rocks, volcanic-sedimentary rocks.
其中，火山碎屑岩类、火山-沉积岩类成岩作用受火山碎屑物质控制作用明显。 - The gold mineralization is controlled by lower carboniferous volcanic and pyroclastic sedimentary rocks, regional faults and secondary structure.
论述下石炭统火山岩及火山碎屑沉积岩、区域性大断裂及次级构造对成矿的控制作用。 - The volcanic successions consist predominantly of basaltic lavas with subordinate intermediate and acid lavas and pyroclastic rocks.
该火山岩系主要由玄武质熔岩组成，其次还包含有中性和酸性熔岩及火山碎屑岩。 - In combination with the C, O and Sr isotope stratigraphic study, look for and identify volcanic rocks and pyroclastic rocks in the Neoproterozoic, determine their zircon U-Pb ages and solve the problem of the chronostratigraphic correlation with the Neoproterozoic strata of South China;
结合碳酸盐岩中C、O和Sr同位素地层学研究，寻找和鉴别新元古代地层中的火山岩和火山碎屑岩，测定其中锆石的U-Pb年龄，解决与华南地区新元古代年代地层的对比问题； - The pyroclastic rock fragments comprise quartzite, schist, gneiss, basalt, andesite, rhyolite and quartz.
火成岩的碎块成分主要为石英岩、片岩、片麻岩、玄武岩、安山岩和流纹岩。 - The lithology is mainly composed of lava basalt, pyroclastic rock and volcanic sedimentary rock.
其岩性主要为熔岩类玄武岩，火山碎屑岩和火山沉积岩； - The main ore-hosting rocks are Jurassic pyroclastic rock of Zhangjiakou group and Hercynian granite.
主要赋矿围岩为侏罗系张家口组火山碎屑岩及海西期花岗岩。