mining area capacity 矿区规模
mining district production capacity 采区生产能力
There are some new iron ore producers adding fresh iron ore mining capacity to the portfolio of existing producers.
有一些新的铁矿石生产商以现有的生产线增添了新的铁矿石开采能力。
There are more than 1,200 gold mines in China of which 739 are small, each with a daily mining capacity of less than 50 tons of gold ore.
中国目前有1200家黄金生产商,其中739家是小生产商,每家的金矿石日处理量还不到50吨。
The rational decision of mining capacity is one of the key technologies in super-huge coal mine with durative, steady and high efficiency production.
特大型矿井持续稳定高效生产的关键技术之一是其开采规模的合理确定。
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