With the deepening of mining, the hidden dangers in the safety of mined area is gradually exposed.

随着采矿的深入，空区安全隐患逐渐暴露。

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The sinking and deformation occurred in coal mined area do seriously effect the stability and safety on high power tower.

煤矿采空区的塌陷与变形对高压供电线塔基的稳定构成了极大的威胁。

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In the residual coal mining, the retaining and non-mining pillars in the mined area in the past are for resumption of mining.

残煤开采是将过去已开采区留下的煤柱、不可采的煤柱，再进行复采。

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Afghanistan, where new fighting is now awaited, may still be the most heavily mined area in the world.

ECONOMIST: Landmines

Nautilus says that it is devising strategies for minimising the environmental impact, by trying to contain any disturbed sediment and leaving parts of the seabed untouched so the mined area can be recolonised by marine life.

BBC: UK Seabed Resources joins deep-ocean mineral-mining rush

Victorian industrialists mined the area for minerals such as alum, jet and ironstone.

BBC: The perfect trip: Yorkshire