| 单词 | ore reserve |
| 释义 | ore reserve The estimated ore reserve was 1.54 billion tons. Retrieved from Wikipedia CC BY-SA 3.0 It possesses the biggest ore reserve of the country. Retrieved from Wikipedia CC BY-SA 3.0 Proper mining practice calls for the average ore reserve grade and average stone size. Retrieved from Wikipedia CC BY-SA 3.0 It's all the strategy of spin, as were the promises of good times to come and the announcement of vast new copper and iron ore reserves estimates. ST However, the community was abandoned by 1998, when the ore reserves were depleted enough that the mines were no longer profitable. Retrieved from Wikipedia CC BY-SA 3.0 |
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