矿产资源是矿业城市“立市”的基础，矿业城市往往因矿产资源枯竭而逐渐衰退。
Mineral resource is the base of mining city, mining city will decline when resource is used up.
随着时间的推移，这些地区的矿产资源日渐枯竭。
With the time pass, these mineral resources become depleted.
目前世界矿产资源消耗量持续增长，导致矿物原料资源储量减少甚至枯竭。
At present, world consumption of mineral resources is on the increase, so mineral resources reserves is declining and even exhausted.
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