单词 | iron ore mining |
释义 | iron ore mining In the late 19th and early 20th centuries, coal and iron ore mining industries dominated the county's economy. Retrieved from Wikipedia CC BY-SA 3.0 The name of the mountain refers to iron ore mining activities from the 18th century. Retrieved from Wikipedia CC BY-SA 3.0 After receiving his degree, he worked in the iron ore mining industry for more than 40 years. Retrieved from Wikipedia CC BY-SA 3.0 The region through which the river flows was formerly a center of iron ore mining. Retrieved from Wikipedia CC BY-SA 3.0 Attempts at iron ore mining were made in the early 1870s, and an 1874 map reveals that a windmill was built, probably for pumping. Retrieved from Wikipedia CC BY-SA 3.0 |
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