ultrabasic

美 [??ltr?'be?s?k] 　英 ['?ltr?'be?s?k]

• adj.【化】超堿的
• 網(wǎng)絡(luò)超基性；超基性的

詞形變化

復(fù)數(shù)：ultrabasics  

英漢解釋

adj.	1. 【化】超堿的,超基性的

英英解釋

adj.	1. describes igneous rock that is high in iron and magnesium and contains no free quartz
n.	1. a rock of ultrabasic composition

例句

In an ultrabasic rocks in North Jiangsu, corundum was first discovered and some was up to gem grade.

蘇北某地超基性巖中，首次發(fā)現(xiàn)了紅剛玉，少量已達寶石級。

This may be up to 50km thick and comprises ultrabasic peridotite.

其厚度可達50公里并由超基性的橄欖巖所組成。

Many ultrabasic bodies in the orogenic association occur along strike faults, which gives a simulated concordant relationship.

與造山運動共生的許多超基性巖體沿著走向斷層出露，表現(xiàn)出假的整合關(guān)系。

The ultrabasic rocks form a complex of large tectonic slices with intercalated slices of Sebakwian sedimentary rocks.

超基性巖與塞巴奎沉積巖巖片相間構(gòu)成一巨大的構(gòu)造巖片的雜巖體。

Basic-ultrabasic rocks in an extensional regime are closely related to copper-nickel deposits.

伸展系統(tǒng)中的基性、超基性巖與銅鎳硫化物礦床密切相關(guān)。

Jianchaling gold deposit belongs to micro disseminated tectonic altered rock type, which has genetic relationship with ultrabasic rock.

煎茶嶺金礦床屬于與超基性巖有成因聯(lián)系的微細浸染狀構(gòu)造蝕變巖型金礦床。

Ultrabasic rocks have a silica content less than 45%. Peridotite is the typical intrusive rock which consists of olivine and pyroxene.

超基性巖的SiO2含量小于45%，它的侵入巖叫做橄欖巖，主要由橄欖石、輝石等礦物組成。

From the results a quantitative evaluation of the ultrabasic rock mass is performed.

在此基礎(chǔ)上，對超基性巖體質(zhì)量進行了評價。

The main production and metallogenetic area of chromite in china is Tibet. The chromite was controlled by ultrabasic rocks.

西藏是我國鉻鐵礦最大產(chǎn)出區(qū)與成礦遠景區(qū)，其鉻鐵礦產(chǎn)出主要受超基性巖體控制。

The Characteristics of basic-ultrabasic rocks in the back-arc rift system on the northeastern margin of the Tarim plate

塔里木板塊東北邊緣弧后裂谷系統(tǒng)基性、超基性巖特征

Geochemistry of Wall-rock Alteration of the Jinjiazhuang Ultrabasic Rock-Type Gold Deposit

金家莊超基性巖型金礦圍巖蝕變地球化學(xué)研究

Discovery and Significance of the Late-Paleozoic ultrabasic-basic rocks in Haolaoluchang Area, Inner mongolia

內(nèi)蒙古好老鹿場地區(qū)晚古生代超基性-基性巖的發(fā)現(xiàn)及意義

the existence of ultrabasic rock body is the foundation;

超基性巖體的存在是成礦的物質(zhì)基礎(chǔ)；