volcanic rocks

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  • na.【矿】火山岩
  • Web火成岩；火山岩黄铁矿型铜矿床

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1.
【矿】火山岩

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AllAll,火山岩火山岩,火成岩火成岩,火山岩黄铁矿型铜矿床火山岩黄铁矿型铜矿床
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1.
Volcanic rocks (along with other types) often contain small, deep holes, as if they had been repeatedly punctured with a needle.
火山岩（以及其他类型）通常包含小，深洞，如果他们曾多次用针头刺破。
huǒ shān yán ( yǐ jí qí tā lèi xíng ) tōng cháng bāo hán xiǎo , shēn dòng , rú guǒ tā men céng duō cì yòng zhēn tóu cì pò 。
blog.sina.com.cn
2.
Basic volcanic rocks occur in a relatively extensional environment. The magma comes from the depth with a depleted mantle nature.
其中，基性火山岩形成于走滑相对伸展环境，岩浆源自较深部，具亏损地幔性质；
qí zhōng , jī xìng huǒ shān yán xíng chéng yú zǒu huá xiāng duì shēn zhǎn huán jìng , yán jiāng yuán zì jiào shēn bù , jù kuī sǔn dì màn xìng zhì ;
www.geojournals.cn
3.
Detailed geochronological study shows the mainly eruption ages of these volcanic rocks are Late Cretaceous- Paleogene.
年代学研究表明，乍得西南部盆地内火山岩的主体喷发时代为晚白垩世-古近纪。
nián dài xué yán jiū biǎo míng , zhà dé xī nán bù pén dì nèi huǒ shān yán de zhǔ tǐ pēn fā shí dài wèi wǎn bái è shì - gǔ jìn jì 。
search.gucas.ac.cn
4.
Accurate identification of volcanic rocks in volcanic reservoir description and evaluation is an important basis.
火山岩岩性的准确识别是火山岩储层描述与评价的基础。
huǒ shān yán yán xìng de zhǔn què shí bié shì huǒ shān yán chǔ céng miáo shù yǔ píng jià de jī chǔ 。
www.stae.com.cn
5.
Achondrites are the only known samples of volcanic rocks originating outside the Earth-Moon system.
它们是目前仅知的地球-月亮以外的星空中形成的火山石样本。
tā men shì mù qián jǐn zhī de dì qiú - yuè liàng yǐ wài de xīng kōng zhōng xíng chéng de huǒ shān shí yàng běn 。
www.zftrans.com
6.
Typical features of subaqueous volcanic rocks include perlite with glassy structure and pillow structure, lamellar tuff, bentonite.
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。
shuǐ xià pēn fā huǒ shān yán diǎn xíng biāo zhì wèi zhēn zhū yán 、 bō li zhì jié gòu 、 zhěn zhuàng gòu zào 、 wén céng zhuàng níng huī yán hé péng rùn tǔ 。
dictsearch.appspot.com
7.
The mountains consist primarily of volcanic rocks, with some of the lower hills formed of granite.
香港的山脉主要由火山岩组成，部分较矮的山丘属花岗石。
xiāng gǎng de shān mài zhǔ yào yóu huǒ shān yán zǔ chéng , bù fen jiào ǎi de shān qiū shǔ huā gāng shí 。
www.hotdic.com
8.
Carboniferous volcanic rocks in Altay, Xinjiang, mainly exist in its northeastern part. They consist of rhyolite, dacite and cataclastlava.
新疆阿尔泰石炭纪火山岩主要分布在东北部，主要由流纹岩、英安岩和碎斑熔岩组成。
xīn jiāng ā ěr tài shí tàn jì huǒ shān yán zhǔ yào fēn bù zài dōng běi bù , zhǔ yào yóu liú wén yán 、 yīng ān yán hé suì bān róng yán zǔ chéng 。
www.geojournals.cn
9.
It may damage the original oil and gas reservoirs, after all, volcanic rocks can form new types of reservoir traps.
火山活动可能破坏原始油气藏，但在一定条件下可形成新油气藏。
huǒ shān huó dòng kě néng pò huài yuán shǐ yóu qì zàng , dàn zài yí dìng tiáo jiàn xià kě xíng chéng xīn yóu qì zàng 。
paper.pet2008.cn
10.
The silicic volcanic rocks of Carboniferous times has similar REE and trace elemental geochemistry as continental rhyolite.
石炭纪酸性火山岩的稀土和微量元素地球化学特征与陆内流纹岩相似。
shí tàn jì suān xìng huǒ shān yán de xī tǔ hé wēi liàng yuán sù dì qiú huà xué tè zhēng yǔ lù nèi liú wén yán xiāng sì 。
www.geojournals.cn