基础释义
例句

福克斯词典 \ 英汉词典 \

stratum of ores是什么意思？

stratum of ores

相关单词 stratum ores

例句

Such inequalities are found in every stratum. 这类不公平的现象存在于社会的每一个阶层。
An aquifer is a water-bearing rock stratum such as sandstone and chalk. 地下蓄水层是一些有水的岩石层, 如沙岩和白垩岩。
a stratum of rock 岩层
That's an area rich in ores. 那是一个矿产丰富的地区。
Ores are also being obtained in quantity from other countries. 矿石也从国外大量输入.
This is not always true - as with the manufacture of pig iron and steel from low - grade iron ores - but it did lead to the concentration of industrial developments on the coal fields. 并非一概如此 — 例如从低级铁矿石中生产生铁和钢材的情况一但是这导致了工业发展集中在煤田上.
They'd mined the hillside for the ores. 他们曾在这个小山坡上开采矿石.
A portion of bedrock or other stratum protruding through the soil level. 露出地表的一部分基岩或其他地层.
The coal is a coal resource that reserves in old stratum. 石煤是贮藏在古老地层中的一种煤炭资源.
Fire provided a means of smelting ores. 火提供了熔炼矿石的手段.

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