In subsidence, damage process of surface buildings is a complex dynamic process.

在沉陷区内，地表建筑物的损害过程是一个复杂的动态过程。

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The gradual settlement above old goaf threatens the safety of surface buildings.

采空区造成地层缓慢沉陷，严重威胁地表建筑物的安全。

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And surface buildings are classified in due to they are in different places in subside...

并将地表建筑物在沉陷区内所处的不同位置进行分类。

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It is expected to reveal the less salubrious parts of Roman London outside of the City walls with archaeologists anticipating to encounter Roman timber-framed buildings and a street surface 6m below ground level.

BBC: Crossrail dig unearths forgotten London

The Ministry of Defence is guarding the games with two warships, Typhoon jet fighters, Puma helicopters, and, perhaps most controversially, surface-to-air missiles placed on apartment buildings near the stadium, despite objections from residents.

CNN: First 2012 Olympics contests kick off

Many of them question whether cultural phenomena, including destruction layers, cultural-piercing features (man-made structures displaced by surface rupturing, e.g. viaducts), structural damage to buildings, indications of repairs, historical accounts and myths can be reliably used as earthquake indicators.

UNESCO: Tales set in Stone: learning from ancient earthquakes