The concept holds that uranium is leached by groundwater from tuffeceous rocks.

该理论认为,来自凝灰岩的地下水淋蚀铀.

辞典例句

The tuffaceous formation , isolated remnants, are about 200 - 250 ft thick.

凝灰岩构造的局部残存段的厚度约为 200-250 ?铡?

辞典例句

They reported the abnormal uranium content of waters issuing from tuffaceous rocks.

他们发现,从凝灰岩中流出的水中铀含量反常.

辞典例句

Its heat reservoir is composed of Yanshanian granite - porphyry and tuff of Mesozoic.

热储由中生代燕山期花岗斑岩、凝灰岩组成.

互联网

The tuff is a kind of predictable and new - type nonmetallic minerals resource.

凝灰岩是一种可预见的新型非金属矿产资源.

互联网

Tuffite is formed by the combination of volcanic ashes and carbonate mud.

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.

互联网

Mountain mainly by rhyolite and tuff composition, there are local granite.

山体主要由流纹岩和凝灰岩构成, 局部有花岗岩.

互联网

The acidic tuff section owns gold element with average content of 110.

其中的酸性凝灰岩段金元素平均值110.

互联网

The tuffaceous blanketed the entire basin.

凝灰岩充填着整个盆地.

互联网

This kind of rock is called tuff.

这里的岩质呢是凝灰岩.

互联网

Mainly is basalt and tuff, secondly become for the alteration basalt and andesite.

主要为玄武岩和凝灰岩, 其次为蚀变玄武岩和安山岩.

互联网

Rich mineral resources, granite, tuff, 15 kinds of marble, and other non - metallic mineral and metal mining.

矿产资源丰富, 有花岗石 、 凝灰岩 、 大理石等15种 非金属 矿和金属矿.

互联网

A systematic discussion of stratabound feature of tuff - type gold deposits, southwest Guizhou is conducted.

本文系统讨论了黔西南凝灰岩型金矿的层控特征.

互联网

The main kinds of rocks include carbonate rocks , tuffite, siliceous rocks and quartz sand - stone.

主要岩石类型包括碳酸盐岩、沈积凝灰岩 、 矽质岩和石英砂岩.

互联网