火山玻璃

词组短语

volcanic glass

与火山玻璃相关的网络例句 [注：此内容来源于网络，仅供参考]

Obsidian is natural glass formed by volcanic lava that cooled too quickly.

黑曜石是天然形成的火山玻璃熔岩的冷却太快。

He pulls a pocketknife and levers the rock free.

他掏出把折刀，把火山玻璃撬起。

The distribution pattern also indicate radiolarian concentrations are strongly affected by the sediment type, radiolarian abundance and diversity is higher in the clay or mud than in fine sand, silt or coarse sand and decrease with the increase of terrigenous material. There is direct correlation between the radiolarian preservation and the amount of volcanic glass, the numerous volcanic ash shards have a significant influence on the radiolarian distribution pattern.

沉积物类型特别是其粒度和陆源物质的含量极大地影响着放射虫的分布，放射虫的丰度和分异度明显地随沉积物粒度的增大和陆源物质含量的增加而减小；同时，放射虫的分布也显示了与沉积物中火山玻璃含量的密切相关性。

Volcanic ash in surface sediments around Zhongsha Islands of the South China Sea mainly include three kinds of volcanogenic detritus: that is, brown volcanic glass, colorless volcanic glass and volcanic scoria.

南海中沙近海表层沉积物的轻组分(粒径为63~125μm)中主要包括有褐色火山玻璃、无色火山玻璃以及火山渣等3种火山灰类型。

This volcanic glass has an almost total absence of sizable mineral crystals within the glass matrix.

这个火山玻璃已几乎完全没有可观的矿物结晶玻璃基质。

A new type of chemical analysis has spotted the telltale signs of water molecules inside tiny beads of volcanic glass brought to Earth decades ago by the Apollo astronauts.

他们利用一种新的化学分析法，在小块火山玻璃珠里发现了水分子的明确迹象。玻璃珠是由"阿波罗"号宇航员于几十年前带回地球的。

The change of volcanic glasses in core sediment nearly is the same as that of surficial sediment, the layer number of volcanic glass is more and the contents are higher in the deep-sea basin.

菲律宾岛弧火山带、南海深海盆火山喷发以及印尼岛弧火山带是南海火山玻璃主要源区，火山玻璃搬运和沉积主要受台风、越赤道气流和环流的影响和控制。

Black obsidian is a volcanic glass created by the rapid cooling of silica-rich lava, obsidian was prized by early Maori for cutting and scraping tools and weapons and has been found at Maori occupation sites as far afield as Tiwai Pt in the south to the Kermadec islands in the north.

黑色黑曜石是火山玻璃创造的快速冷却硅，丰富的火山熔岩，黑曜石是珍贵的早期毛利人的切割和刮擦工具和武器，并已发现毛利占领地盘远在Tiwai铂南海啸群岛北部。

TAS diagram for these three kinds of volcanogenic detritus, combined with variation diagram for Al2O, FeO(superscript *), MgO, CaO, Na2O, K2O vs SiO2, shows that there may exist bimodal volcanic activity in the north margin of the South China Sea, brown volcanic glass and colorless volcanic glass represent basic end member and acidic end member respectively, and crystallization differentiation is the main process for magma evolution.

在硅碱图及Al2O3、FeO、MgO、CaO、Na2O、K2O对SiO2，的变化趋势图中可以判断，本区可能存在双峰式火山活动，褐色火山玻璃代表中一基性端元，而无色火山玻璃代表酸性端元。无色火山玻璃与褐色火山玻璃具有共同的岩浆源区，结晶分异可能是源区岩浆演化的主要方式。

Important natural geological analogues are volcanic glass and meteoric glass(anal-ogues of solidified mass), clay minerals (natural analogues of backfill material), iron meteorite and copper deposits (natural analogues of waste containers), natural nuclear reactors, uranium deposits, iron deposits containing Th and REE and contact zones between igneous rocks and other rocks (natural geochemical analogues of HLW repository).

目前已有的地质类比研究对象主要有火山玻璃，陨石玻璃，粘土矿物，铁陨石，铜矿床，铀矿床，含含Th和REE的铁矿床，天然核反应堆和火成岩接触带等。

与火山玻璃相关的网络解释 [注：此内容来源于网络，仅供参考]

perlite：珍珠岩

珍珠岩(Perlite)系一种具有珍珠结构的酸性火山玻璃质熔岩,为典型的酸性岩浆喷出岩.多呈针状、球状雏晶结构、块状构造.由于其独特的物理化学性质,可用于制作日用陶瓷、建筑卫生陶瓷,部分替代高岭土、长石等原料.笔者分析讨论了珍珠岩在陶瓷坯体中的作用机理,

tuff porphyroid：凝灰火山锥

凝灰橙玄;玻璃 tuff palagonite | 凝灰火山锥 tuff porphyroid | 凝灰岩道 tuff vent

scoria：火山渣

火山渣(Scoria)是一种火山喷发中经过高温燃烧喷出后冷却形成的矿渣状多孔轻质材料,由孔隙、火山玻璃和矿物组成. 孔隙是由于泡沫破裂、气体逃逸而形成. 火山渣通常为黑色、深灰色、红色和棕色. 自然形态以粗粒状火山堆积形式存在,

shard：火山玻璃刺

火山玻璃 volcanic glass | 火山玻璃刺 shard | 火山尘 volcanic dust

volcanic glass：火山玻璃

黑曜石是一种火山玻璃(volcanic glass),它是由一种花岗岩经火山熔融作用,未经冷却而形成晶体. 轻石(pumice)是另一种常在火山地带可找到的类似玻璃物质,其密度很低,而且内部充满了小气泡,因为其本身便是由火山「熔岩气泡」凝固而成.

volcanic glass：[地]火山玻璃,松脂石

coalbox 煤箱, 发黑烟的炸弹 | volcanic glass [地]火山玻璃,松脂石 | narrow pass 羊肠小道

volcanic glass：火山玻璃 同

Volcanic chrysolite 火山橄榄石 同VesuVianite | Volcanic glass 火山玻璃 同obsidian | Volcanic laVa 火山熔岩 同laVa

Piece of black, volcanic glass：一块黑色的火山玻璃石

At the base of that wall, there's a rock that has no earthly business in Maine.|在墙角下... | Piece of black, volcanic glass.|一块黑色的火山玻璃石 | Something's buried under it I want you to have.|下面埋...

vitric pyroclast：[火山]玻屑

vitreous luster 玻璃光泽 | vitric pyroclast [火山]玻屑 | vitriclastic texture 玻璃质碎屑结构

pele's hair：火山玻璃毛

"斑苏英安岩","peleeite" | "火山玻璃毛","Pele's hair" | "火山玻璃泪滴(玄武玻璃粒)","Pele's tears"