英语词汇“copper mining”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

copper mining

Tin and copper mining flourished on the moor in the 19th century, and pump houses and spoil tips can still be seen.

Times, Sunday Times

Cobalt, a by-product of copper mining, has trebled in value over the past two years.

Times, Sunday Times

The rise in oil output offset large falls in profits from its zinc, iron ore and copper mining operations.

Times, Sunday Times

It also reported increases in gold and silver output, a by-product of its copper mining.

Times, Sunday Times

All copper mining was done by underground methods until the early 20th century.

Retrieved from Wikipedia CC BY-SA 3.0

单词	copper mining
释义	copper mining Tin and copper mining flourished on the moor in the 19th century, and pump houses and spoil tips can still be seen. Times, Sunday Times Cobalt, a by-product of copper mining, has trebled in value over the past two years. Times, Sunday Times The rise in oil output offset large falls in profits from its zinc, iron ore and copper mining operations. Times, Sunday Times It also reported increases in gold and silver output, a by-product of its copper mining. Times, Sunday Times All copper mining was done by underground methods until the early 20th century. Retrieved from Wikipedia CC BY-SA 3.0
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